Gómez-Vinales, Carolina, et al. “Health Actions to Become Integrated into IMSS-Oportunidades”. Revista Médica Del Instituto Mexicano Del Seguro Social, vol. 46, no. 2, Sept. 2021, pp. 223-32, https://revistamedica.imss.gob.mx/index.php/revista_medica/article/view/2137.