GALARZA I., M. T. Analysis of the referral system for obstetric patients in the city of Cali. Colombia Medica, [S. l.], v. 20, n. 4, p. 151–155, 1989. DOI: 10.25100/cm.v20i4.6271. Disponível em: https://colombiamedica.univalle.edu.co/index.php/comedica/article/view/6271. Acesso em: 24 aug. 2024.