title: Reported gastrointestinal symptoms and signs before and after dietary counsel.
mesh_terms: D000328:Adult; D000367:Age Factors; D002908:Chronic Disease; D004035:Diet Therapy; D004045:Dietary Services; D005260:Female; D005767:Gastrointestinal Diseases / Q000175:diagnosis / Q000628:therapy*; D006801:Humans; D008297:Male; D008875:Middle Aged; D012737:Sex Factors