[Teenage gastroenterology: the current state of the problem, the ways of study].
A M
AM
Zaprudnov
L A
LA
Kharitonova
K I
KI
Grigor'ev
D000293:Adolescent; D000367:Age Factors; D005260:Female; D005762:Gastroenterology / Q000379:methods / Q000639:trends; D005767:Gastrointestinal Diseases / Q000175:diagnosis / Q000209:etiology / Q000628:therapy; D006801:Humans; D008297:Male