Reza, Marco, Sebastián Rodríguez-Llamazares, Alvaro López Iñiguez, Santiago Montiel Romero, & Arturo Galindo Fraga.
" Current Vaccine and Efficacy of COVID-19 in Latin America: Challenges and need for updated public health policy." <em>Medical Research Archives</em> [Online], 12.6 (2024): n. pag. Web.  2 Jul. 2024