GUPTA, R. Spontaneous pneumoperitoneum: Discerning from radiological imaging. Journal of Neonatal Surgery, Lahore, Pakistan, v. 10, p. 6, 2021. DOI: 10.47338/jns.v10.930. Disponível em: https://www.jneonatalsurg.com/ojs/index.php/jns/article/view/930. Acesso em: 19 jan. 2021.