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34 Ergebnisse (gefiltert)
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1
Taneja, I.; Deepak, K.K.; Poojary, G.; Acharya, I.N.; Pandey, R.M.; Sharma, M.P.
Yogic versus conventional treatment in diarrhea-predominant irritable bowel syndrome
A randomized control study
Appl Psychophysiol Biofeedback, 2004, 29(1), 19-33
Yogic versus conventional treatment in diarrhea-predominant irritable bowel syndrome
A randomized control study
Appl Psychophysiol Biofeedback, 2004, 29(1), 19-33
Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Meditation, Mind-Body-Medizin, Randomisierte Studie, Reizdarmsyndrom, Yoga
2
Roberts, L.; Wilson, S.; Singh, S.; Roalfe, A.; Greenfield, S.
Gut-directed hypnotherapy for irritable bowel syndrome
Piloting a primary care-based randomised controlled trial
Brit J Gen Pract, 2006, 56, 115-121
Gut-directed hypnotherapy for irritable bowel syndrome
Piloting a primary care-based randomised controlled trial
Brit J Gen Pract, 2006, 56, 115-121
Hypnose, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Mind-Body-Medizin, Randomisierte Studie, Reizdarmsyndrom
3
Kuttner, L.; Chambers, C.T.; Hardial, J.; Israel, D.M.; Jacobson, K.; Evans, K.
A randomized trial of yoga for adolescents with irritable bowel syndrome
Pain Res Manag, 2006, 11, 217-223
A randomized trial of yoga for adolescents with irritable bowel syndrome
Pain Res Manag, 2006, 11, 217-223
Jugendmedizin, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Meditation, Mind-Body-Medizin, Pädiatrie, Randomisierte Studie, Reizdarmsyndrom, Yoga
4
Vlieger, A.; Menko-Frankenhuis, C.; Wolfkamp, S.; Tromp, E.; Benninga, M.A.
Hypnotherapy for children with functional abdominal pain or irritable bowel syndrome
A randomised controlled trial
FACT, 2007, 12(Suppl. 1), 50 (Abstract; Symposiumsbeitrag)
Hypnotherapy for children with functional abdominal pain or irritable bowel syndrome
A randomised controlled trial
FACT, 2007, 12(Suppl. 1), 50 (Abstract; Symposiumsbeitrag)
Hypnose, Hypnotherapie, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Mind-Body-Medizin, Pädiatrie, Randomisierte Studie, Reizdarmsyndrom
5
Moss-Morris, R.; McAlpine, L.; Didsbury, L.P.; Spence, M.J.
A randomized controlled trial of a cognitive behavioural therapy-based self-managment intervention for irritable bowel syndrome in primary care
Psychol Med, 2010, 40(1), 85-94
A randomized controlled trial of a cognitive behavioural therapy-based self-managment intervention for irritable bowel syndrome in primary care
Psychol Med, 2010, 40(1), 85-94
Klinische Forschung, Kognitive Verhaltenstherapie, Komplementärmedizin, Magen-Darm/Verdauung, Mind-Body-Medizin, Psychologie/Psychotherapie, Randomisierte Studie, Reizdarmsyndrom
6
Lahmann, C.; Röhricht, F.; Sauer, N.; Noll-Hussong, M.; Ronel, J.; Henrich, G.; Arnim, A. von; Loew, T.
Functional relaxation as complementary therapy in irritable bowel syndrome
A randomized, controlled clinical trial
J Altern Complement Med, 2010, 16(1), 47-52
Functional relaxation as complementary therapy in irritable bowel syndrome
A randomized, controlled clinical trial
J Altern Complement Med, 2010, 16(1), 47-52
Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Mind-Body-Medizin, Randomisierte Studie, Reizdarmsyndrom
7
Ljótsson, B.; Falk, L.; Wibron Vesterlund, A.; Hedman, E.; Lindfors, P.; Rück, C.; Hursti, T.; Andréewitch, S.; Jansson, L.; Lindefors, N.; Andersson, G.
Internet-delivered exposure and mindfulness based therapy for irritable bowel syndrome
A randomized controlled trial
Behav Res Ther, 2010, 48(6), 531-539
Internet-delivered exposure and mindfulness based therapy for irritable bowel syndrome
A randomized controlled trial
Behav Res Ther, 2010, 48(6), 531-539
Depression, Klinische Forschung, Kognitive Verhaltenstherapie, Komplementärmedizin, Magen-Darm/Verdauung, Mind-Body-Medizin, Psychische Krankheiten, Psychologie/Psychotherapie, Randomisierte Studie, Reizdarmsyndrom
8
Shinozaki, M.; Kanazawa, M.; Kano, M.; Endo, Y.; Nakaya, N.; Hongo, M.; Fukudo, S.
Effect of autogenic training on general improvement in patients with irritable bowel syndrome
A randomized controlled trial
Appl Psychophysiol Biofeedback, 2010, 35(3), 189-198
Effect of autogenic training on general improvement in patients with irritable bowel syndrome
A randomized controlled trial
Appl Psychophysiol Biofeedback, 2010, 35(3), 189-198
Autogenes Training, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Mind-Body-Medizin, Randomisierte Studie, Reizdarmsyndrom
9
Evans, S.; Cousins, L.; Tsao, J.C.; Sternlieb, B.; Zeltzer, L.K.
Protocol for a randomized controlled study of Iyengar yoga for youth with irritable bowel syndrome
Trials, 2011, 12(1), 15 (Studienprotokoll)
Protocol for a randomized controlled study of Iyengar yoga for youth with irritable bowel syndrome
Trials, 2011, 12(1), 15 (Studienprotokoll)
Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Meditation, Mind-Body-Medizin, Randomisierte Studie, Reizdarmsyndrom, Yoga
10
Ljótsson, B.; Hedman, E.; Lindfors, P.; Hursti, T.; Lindefors, N.; Andersson, G.; Rück, C.
Long-term follow-up of internet-delivered exposure and mindfulness based treatment for irritable bowel syndrome
Behav Res Ther, 2011, 49(1), 58-61
Long-term follow-up of internet-delivered exposure and mindfulness based treatment for irritable bowel syndrome
Behav Res Ther, 2011, 49(1), 58-61
Achtsamkeitsmeditation, Klinische Forschung, Kognitive Verhaltenstherapie, Komplementärmedizin, Magen-Darm/Verdauung, Meditation, Mind-Body-Medizin, Psychologie/Psychotherapie, Randomisierte Studie, Reizdarmsyndrom
11
Gaylord, S.A.; Palsson, O.S.; Garland, E.L.; Faurot, K.R.; Coble, R.S.; Mann, J.D.; Frey, W.; Leniek, K.; Whitehead, W.E.
Mindfulness training reduces the severity of irrtable bowel syndrome in women
Results of a randomized controlled trial
Am J Gastroenterol, 2011, 106(9), 1678-1688
Mindfulness training reduces the severity of irrtable bowel syndrome in women
Results of a randomized controlled trial
Am J Gastroenterol, 2011, 106(9), 1678-1688
Achtsamkeitsmeditation, Gynäkologie, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Meditation, Mind-Body-Medizin, Randomisierte Studie, Reizdarmsyndrom
12
Lindfors, P.; Unge, P.; Arvidsson, P.; Nyhlin, H.; Björnsson, E.; Abrahamsson, H.; Simrén, M.
Effects of gut-directed hypnotherapy on IBS in different clinical settings
Results from two randomized, controlled trials
Am J Gastroenterol, 2012, 107(2), 276-285
Effects of gut-directed hypnotherapy on IBS in different clinical settings
Results from two randomized, controlled trials
Am J Gastroenterol, 2012, 107(2), 276-285
Hypnose, Hypnotherapie, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Mind-Body-Medizin, Randomisierte Studie, Reizdarmsyndrom
13
Flik, C.E.; Rood, Y.R. van; Laan, W.; Smout, A.J.; Weusten, B.L.; Whorwell, P.J.; Wit, N.J. de
A randomised controlled trial on hypnotherapy for irritable bowel syndrome
Design and methodological challenges (the IMAGINE study)
BMC Gastroenterol, 2011, 11, 137; (1-10) (Studienprotokoll)
A randomised controlled trial on hypnotherapy for irritable bowel syndrome
Design and methodological challenges (the IMAGINE study)
BMC Gastroenterol, 2011, 11, 137; (1-10) (Studienprotokoll)
Hypnose, Hypnotherapie, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Mind-Body-Medizin, placebokontrolliert, Randomisierte Studie, Reizdarmsyndrom
14
Lindfors, P.; Törnblom, H.; Sadik, R.; Björnsson, E.S.; Abrahamsson, H.; Simrén, M.
Effects on gastrointestinal transit and antroduodenojejunal manometry after gut-directed hypnotherapy in irritable bowel syndrome (IBS)
Scand J Gastroenterol, 2012, 47(12), 1480-1487
Effects on gastrointestinal transit and antroduodenojejunal manometry after gut-directed hypnotherapy in irritable bowel syndrome (IBS)
Scand J Gastroenterol, 2012, 47(12), 1480-1487
Hypnose, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Mind-Body-Medizin, Randomisierte Studie, Reizdarmsyndrom
15
Moser, G.; Trägner, S.; Gajowniczek, E.E.; Mikulits, A.; Michalski, M.; Kazemi-Shirazi, L.; Kulnigg-Dabsch, S.; Führer, M.; Ponocny-Seliger, E.; Dejaco, C.; Miehsler, W.
Long-term success of GUT-directed group hypnosis for patients with refractory irritable bowel syndrome
A randomized controlled trial
Am J Gastroenterol, 2013, 108(4), 602-609
Long-term success of GUT-directed group hypnosis for patients with refractory irritable bowel syndrome
A randomized controlled trial
Am J Gastroenterol, 2013, 108(4), 602-609
Hypnose, Hypnotherapie, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Mind-Body-Medizin, Randomisierte Studie, Reizdarmsyndrom
16
Mizrahi, M.C.; Reicher-Atir, R.; Levy, S.; Haramati, S.; Wengrower, D.; Israeli, E.; Goldin, E.
Effects of guided imagery with relaxation training on anxiety and quality of life among patients with inflammatory bowel disease
Psychol Health, 2012, 27(12), 1463-1479
Effects of guided imagery with relaxation training on anxiety and quality of life among patients with inflammatory bowel disease
Psychol Health, 2012, 27(12), 1463-1479
Angst, Entspannung, Imagery, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Mind-Body-Medizin, Psychische Krankheiten, Randomisierte Studie, Reizdarmsyndrom
17
Dobbin, A.; Dobbin, J.; Ross, S.C.; Graham, C.; Ford, M.J.
Randomised controlled trial of brief intervention with biofeedback and hypnotherapy in patients with refractory irritable bowel syndrome
J R Coll Physicians Edinb, 2013, 43(1), 15-23
Randomised controlled trial of brief intervention with biofeedback and hypnotherapy in patients with refractory irritable bowel syndrome
J R Coll Physicians Edinb, 2013, 43(1), 15-23
Biofeedback, Hypnose, Hypnotherapie, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Mind-Body-Medizin, Randomisierte Studie, Reizdarmsyndrom
18
Gulewitsch, M.D.; Müller, J.; Hautzinger, M.; Schlarb, A.A.
Brief hypnotherapeutic-behavioral intervention for functional abdominal pain and irritable bowel syndrome in childhood
A randomized controlled trial
Eur J Pediatr, 2013, 172(8), 1043-1451
Brief hypnotherapeutic-behavioral intervention for functional abdominal pain and irritable bowel syndrome in childhood
A randomized controlled trial
Eur J Pediatr, 2013, 172(8), 1043-1451
Bauchschmerz (unspezifisch), Hypnose, Hypnotherapie, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Mind-Body-Medizin, Pädiatrie, Psychologie/Psychotherapie, Randomisierte Studie, Reizdarmsyndrom, Verhaltenstherapie
19
Zernicke, K.A.; Campbell, T.S.; Blustein, P.K.; Fung, T.S.; Johnson, J.A.; Bacon, S.L.; Carlson, L.E.
Mindfulness-based stress reduction for the treatment of irritable bowel syndrome symptoms
A randomized wait-list controlled trial
Int J Behav Med, 2013, 20(3), 385-396
Mindfulness-based stress reduction for the treatment of irritable bowel syndrome symptoms
A randomized wait-list controlled trial
Int J Behav Med, 2013, 20(3), 385-396
Achtsamkeitsmeditation, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Meditation, Mind-Body-Medizin, Randomisierte Studie, Reizdarmsyndrom
20
Rutten, J.M.T.M.; Vlieger, A.M.; Frankenhuis, C.; George, E.K.; Groeneweg, M.; Norbruis, O.F.; Ten, W.T. a; Wering, H. van; Dijkgraaf, M.G.W.; Merkus, M.P.; Benninga, M.A.
Gut-directed hypnotherapy in children with irritable bowel syndrome or functional abdominal pain (syndrome)
A randomized controlled trial on self exercises at home using CD versus individual therapy by qualified therapists
BMC Pediatrics, 2014, 14, 140; (1-8)
Gut-directed hypnotherapy in children with irritable bowel syndrome or functional abdominal pain (syndrome)
A randomized controlled trial on self exercises at home using CD versus individual therapy by qualified therapists
BMC Pediatrics, 2014, 14, 140; (1-8)
Bauchschmerz (unspezifisch), Hypnose, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Mind-Body-Medizin, Pädiatrie, Randomisierte Studie, Reizdarmsyndrom
21
Evans, S.; Lung, K.C.; Seidman, L.C.; Sternlieb, B.; Zeltzer, L.K.; Tsao, J.C.
Iyengar yoga for adolescents and young adults with irritable bowel syndrome
J Pediatr Gastroeneterol Nutrition, 2014, 59(2), 244-253
Iyengar yoga for adolescents and young adults with irritable bowel syndrome
J Pediatr Gastroeneterol Nutrition, 2014, 59(2), 244-253
Jugendmedizin, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Meditation, Mind-Body-Medizin, Pädiatrie, Randomisierte Studie, Reizdarmsyndrom, Yoga
22
Shahabi, L.; Naliboff, B.D.; Shapiro, D.
Self-regulation evaluation of therapeutic yoga and walking for patients with irritable bowel syndrome
A pilot study
Psychol Health Med, 2016, 21(2), 176-188
Self-regulation evaluation of therapeutic yoga and walking for patients with irritable bowel syndrome
A pilot study
Psychol Health Med, 2016, 21(2), 176-188
Bewegungstherapie, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Meditation, Mind-Body-Medizin, Physikalische Therapie, Randomisierte Studie, Reizdarmsyndrom, Yoga, Walking
23
Gerbarg, P.L.; Jacob, V.E.; Stevens, L.; Bosworth, B.P.; Chabouni, F.; DeFilippis, E.M.; Warren, R.; Trivellas, M.; Patel, P.V.; Webb, C.D.; Harbus, M.D.; Christos, P.J.; Brown, R.P.; Scherl, E.J.
The effect of breathing, movement, and meditation on psychological and physical symptoms and inflammatory biomarkers in inflammatory bowel disease
A randomized controlled trial
Inflamm Bowel Dis, 2015, 21(12), 2886-2896
The effect of breathing, movement, and meditation on psychological and physical symptoms and inflammatory biomarkers in inflammatory bowel disease
A randomized controlled trial
Inflamm Bowel Dis, 2015, 21(12), 2886-2896
Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Meditation, Mind-Body-Medizin, Qi Gong, Randomisierte Studie, Reizdarmsyndrom, Traditionelle Chinesische Medizin
24
Kavuri, V.; Selvan, P.; Malamud, A.; Raghuram, M.; Selvan, S.R.
Remedial yoga module remarkably improves symptoms in irritable bowel syndrome patients
A 12-week randomized controlled trial
Eur J Integr Med, 2015, 7(6), 595-608
Remedial yoga module remarkably improves symptoms in irritable bowel syndrome patients
A 12-week randomized controlled trial
Eur J Integr Med, 2015, 7(6), 595-608
Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Meditation, Mind-Body-Medizin, Randomisierte Studie, Reizdarmsyndrom, Yoga
25
Boltin, D.; Sahar, N.; Gil, E.; Aizic, S.; Hod, K.; Levi-Drummer, R.; Niv, Y.; Dickman, R.
Gut-directed guided affective imagery as an adjunct to dietary modification in irritable bowel syndrome
J Health Psychol, 2015, 20(6), 712-720
Gut-directed guided affective imagery as an adjunct to dietary modification in irritable bowel syndrome
J Health Psychol, 2015, 20(6), 712-720
Ernährung/Diät, Imagery, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Mind-Body-Medizin, Randomisierte Studie, Reizdarmsyndrom
26
Korterink, J.J.; Ockeloen, L.E.; Hilbink, M.; Benninga, M.A.; Deckers-Kocken, J.M.
Yoga therapy for abdominal pain related-functional gastrointestinal disorders in children
A randomized controlled trial
J Pediatr Gastroenterol Nutr, 2016, 63(5), 481-487
Yoga therapy for abdominal pain related-functional gastrointestinal disorders in children
A randomized controlled trial
J Pediatr Gastroenterol Nutr, 2016, 63(5), 481-487
Bauchschmerz (unspezifisch), Dyspepsie, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Meditation, Mind-Body-Medizin, Pädiatrie, Reizdarmsyndrom, Yoga
27
Phillips-Moore, J.S.; Talley, N.J.; Jones, M.P.
The mind-body connection in irritable bowel syndrome
A randomised controlled trial of hypnotherapy as a treatment
Health Psychol Open, 2015, 2(1), 1-14
The mind-body connection in irritable bowel syndrome
A randomised controlled trial of hypnotherapy as a treatment
Health Psychol Open, 2015, 2(1), 1-14
Hypnose, Hypnotherapie, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Mind-Body-Medizin, Randomisierte Studie, Reizdarmsyndrom
28
Rutten, J.M.T.M.; Vlieger, A.M.; Frankenhuis, C.; George, E.K.; Groeneweg, M.; Norbruis, O.F.; Tjon a Ten, W.; Wering, H.M. van; Dijkgraaf, M.G.W.; Merkus, M.P.; Benninga, M.A.
Home-based hypnotherapy self-exercises vs individual hypnotherapy with a therapist for treatment of pediatric irritable bowel syndrome, functional abdominal pain, or functional abdominal pain syndrome
A randomized clinical trial
JAMA Pediatr, 2017, 171(5), 470-477
Home-based hypnotherapy self-exercises vs individual hypnotherapy with a therapist for treatment of pediatric irritable bowel syndrome, functional abdominal pain, or functional abdominal pain syndrome
A randomized clinical trial
JAMA Pediatr, 2017, 171(5), 470-477
Bauchschmerz (unspezifisch), Hypnotherapie, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Mind-Body-Medizin, Pädiatrie, Randomisierte Studie, Reizdarmsyndrom
29
Schumann, D.; Langhorst, J.; Dobos, G.; Cramer, H.
Randomised clinical trial
Yoga vs a low-FODMAP diet in patients with irritable bowel syndrome
Aliment Pharmacol Ther, 2018, 47(2), 203-211
Randomised clinical trial
Yoga vs a low-FODMAP diet in patients with irritable bowel syndrome
Aliment Pharmacol Ther, 2018, 47(2), 203-211
Diät, Ernährung/Diät, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Meditation, Mind-Body-Medizin, Randomisierte Studie, Reizdarmsyndrom, Yoga, FODMAP
30
Gulewitsch, M.D.; Schlarb, A.A.
Comparison of gut-directed hypnotherapy and unspecific hypnotherapy as self-help format in children and adolescents with functional abdominal pain or irritable bowel syndrome
A randomized pilot study
Eur J Gastroenterol Hepatol, 2017, 29(29), 1351-1360
Comparison of gut-directed hypnotherapy and unspecific hypnotherapy as self-help format in children and adolescents with functional abdominal pain or irritable bowel syndrome
A randomized pilot study
Eur J Gastroenterol Hepatol, 2017, 29(29), 1351-1360
Bauchschmerz (unspezifisch), Hypnose, Hypnotherapie, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Mind-Body-Medizin, Pädiatrie, Randomisierte Studie, Reizdarmsyndrom
31
Evans, S.; Seidman, L.C.; Lung, K.; Sternlieb, B.; Zeltzer, L.K.
Yoga for teens with irritable bowel syndrome
Results from a mixed-methods pilot study
Holist Nurs Pract, 2018, 32(5), 253-260
Yoga for teens with irritable bowel syndrome
Results from a mixed-methods pilot study
Holist Nurs Pract, 2018, 32(5), 253-260
Jugendmedizin, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Meditation, Mind-Body-Medizin, Pädiatrie, Randomisierte Studie, Reizdarmsyndrom, Yoga
32
Flik, C.E.; Laan, W.; Zuithoff, N.P.A.; Rood, Y.R. van; Smout, A.J.P.M.; Weusten, B.L.A.M.; Whorwell, P.J.; Wit, N.J. de
Efficacy of individual and group hypnotherapy in irritable bowel syndrome (IMAGINE)
A multicentre randomised controlled trial
Lancet Gastroenterol Hepatol, 2019, 4(1), 20-31
Efficacy of individual and group hypnotherapy in irritable bowel syndrome (IMAGINE)
A multicentre randomised controlled trial
Lancet Gastroenterol Hepatol, 2019, 4(1), 20-31
Hypnose, Hypnotherapie, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Mind-Body-Medizin, Randomisierte Studie, Reizdarmsyndrom
33
Holmes, H.J.; Thakur, E.R.; Carty, J.N.; Ziadni, M.S.; Doherty, H.K.; Lockhart, N.A.
Ambivalence over emotional expression and perceived social constraints as moderators of relaxation training and emotional awareness and expression training for irritable bowel syndrome
Gen Hosp Psychiatry, 2018, 53, 38-43
Ambivalence over emotional expression and perceived social constraints as moderators of relaxation training and emotional awareness and expression training for irritable bowel syndrome
Gen Hosp Psychiatry, 2018, 53, 38-43
Entspannung, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Mind-Body-Medizin, Randomisierte Studie, Reizdarmsyndrom
34
McDonald, E.; Teets, R.; Ortiz, C.; Gilchrist, C.; Waltermaurer, E.; Perez, E.; Kligler, B.
A randomized trial of a group-based integrative medicine approach compared to waitlist control on irritable bowel syndrome symptoms in adults
Explore, 2018, 14(6), 406-413
A randomized trial of a group-based integrative medicine approach compared to waitlist control on irritable bowel syndrome symptoms in adults
Explore, 2018, 14(6), 406-413
Ernährung/Diät, Klinische Forschung, Komplementärmedizin, Magen-Darm/Verdauung, Mind-Body-Medizin, Randomisierte Studie, Reizdarmsyndrom