For citations:
Penzhoyan G.A., Model’ G.Yu., Korotko G.F. Breast-feeding efficacy prognosis by digestive enzymes activity in newborns. Russian Journal of Gastroenterology, Hepatology, Coloproctology. 2017;27(5):39-47. (In Russ.) https://doi.org/10.22416/1382-4376-2017-27-5-39-47