T., H. S.; T., S. S.; KRISHNAN, R. Analysing maternal determinants and characteristics of obstetric referrals at a tertiary care centre in Kerala, India. International Journal Of Community Medicine And Public Health, [S. l.], v. 6, n. 12, p. 5321–5327, 2019. DOI: 10.18203/2394-6040.ijcmph20195492. Disponível em: https://www.ijcmph.com/index.php/ijcmph/article/view/5597. Acesso em: 28 oct. 2025.