METHAKESON, P.; SEUBNUCH, P. Revised formula to determine the proper insertion length of umbilical vein catheter. Journal of Nakornping Hospital, [S. l.], v. 13, n. 2, p. 47–56, 2022. Disponível em: https://he01.tci-thaijo.org/index.php/jnkp/article/view/255907. Acesso em: 16 sep. 2026.