Georgia. Department of Public Health. Epidemiology Section. Drug Surveillance Unit. "¡Vacúnese! : calendario de vacunas para niños y adolescentes." University of Georgia. Map and Government Information Library. 2017-04-14, https://dlg.galileo.usg.edu/do:dlg_ggpd_s-ga-bp780-pi4-bm1-b2017-bc4-bspanish-belec-p-btext.

Georgia. Department of Public Health. Epidemiology Section. Drug Surveillance Unit (2017-04-14). ¡Vacúnese! : calendario de vacunas para niños y adolescentes. Retrieved from https://dlg.galileo.usg.edu/do:dlg_ggpd_s-ga-bp780-pi4-bm1-b2017-bc4-bspanish-belec-p-btext

Georgia. Department of Public Health. Epidemiology Section. Drug Surveillance Unit. "¡Vacúnese! : calendario de vacunas para niños y adolescentes." 2017-04-14. July 21, 2025. https://dlg.galileo.usg.edu/do:dlg_ggpd_s-ga-bp780-pi4-bm1-b2017-bc4-bspanish-belec-p-btext.