SMIRNOV, O. G.; GORBACHEV, V. I.; ALEYNIKOVA, N. G.; Braginа N. V. Ultrasound control of the feeding tube position in newborns: a prospective study. Annals of Critical Care, [S. l.], n. 2, p. 143–148, 2022. DOI: 10.21320/1818-474X-2022-2-143-148. Disponível em: https://intensive-care.ru/index.php/acc/article/view/296. Acesso em: 21 jan. 2026.