For citations:
Yanitskaya M.Yu., Sapozhnikov V.G., Poddubnyi I.V., Shestakova E.V. Obligation of ultrasound examination of the abdominal organs in newborns for the timely establishment of the diagnosis and reduction of postoperative mortality. Experimental and Clinical Gastroenterology. 2021;1(1):133-141. (In Russ.) https://doi.org/10.31146/1682-8658-ecg-185-1-133-141