MARTÍNEZ JAIKEL, T.; FERNÁNDEZ ROJAS, X. E. Barriers and facilitators associated to use primary health care services for children younger than 6 years old, in sentinel sites of Costa Rica. Población y Salud en Mesoamérica, [S. l.], v. 11, n. 2, 2014. DOI: 10.15517/psm.v11i2.12734. Disponível em: https://revistas.ucr.ac.cr/index.php/psm/article/view/12734. Acesso em: 25 apr. 2024.