title: Failure to define what constitutes a patient responder is a problem in the interpretation of the probiotic clinical trial evaluating the use of Bifidobacterium in irritable bowel syndrome.
authors.forename: Sander Veldhuyzen
authors.initials: SV
authors.lastname: van Zanten
mesh_terms: D001644:Bifidobacterium; D002986:Clinical Trials as Topic; D005069:Evaluation Studies as Topic; D005260:Female; D006801:Humans; D043183:Irritable Bowel Syndrome / Q000175:diagnosis / Q000628:therapy*; D008297:Male; D017060:Patient Satisfaction; D019936:Probiotics / Q000627:therapeutic use*; D011379:Prognosis; D018570:Risk Assessment; D016896:Treatment Outcome