GONZALVO-CIRAC, M. ¿Why descended child mortality in Tarragona, province of Catalonia (Spain)? The example of doctor Frías i Roig (Reus, 1878-1963). Población y Salud en Mesoamérica, [S. l.], v. 13, n. 1, 2015. DOI: 10.15517/psm.v13i1.19918. Disponível em: https://revistas.ucr.ac.cr/index.php/psm/article/view/19918. Acesso em: 8 oct. 2024.