For citations:
Ivashkin V.T., Poluyektova Ye.A. Chronic abdominal pain and persistent disorder of nutritional status. Russian Journal of Gastroenterology, Hepatology, Coloproctology. 2011;21(3):67-73. (In Russ.)
Ivashkin V.T., Poluyektova Ye.A. Chronic abdominal pain and persistent disorder of nutritional status. Russian Journal of Gastroenterology, Hepatology, Coloproctology. 2011;21(3):67-73. (In Russ.)