Serum markers in the diagnosis of tubal pregnancy . Clinics, [S. l.], v. 63, n. 5, p. 701–708, 2008. DOI: 10.1590/S1807-59322008000500021. Disponível em: https://www.revistas.usp.br/clinics/article/view/17763.. Acesso em: 20 may. 2024.