A retrospective analysis of ectopic pregnancy in a tertiary care centre in South Kerala. International Journal of Biomedical Research, [S. l.], v. 6, n. 5, p. 331–333, 2015. DOI: 10.7439/ijbr.v6i5.2068. Disponível em: https://ssjournals.co.in/index.php/ijbr/article/view/2068. Acesso em: 2 apr. 2026.