[Gastroenterology and nutrition].
D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D003967:Diarrhea / Q000453:epidemiology; D005767:Gastrointestinal Diseases / Q000453:epidemiology; D006166:Guatemala; D006801:Humans; D007223:Infant; D007411:Intestinal Diseases, Parasitic / Q000453:epidemiology; D008875:Middle Aged; D009748:Nutrition Disorders / Q000453:epidemiology
Gastroenterología y nutrición.