“Oswaldo Valdivia Md: Icon ProfessOswaldo Valdivia Md: Icon Professor and Researcher at the Universidad Centroccidental Lisandro Alvarado.Or and Researcher at the Universidad Centroccidental Lisandro Alvarado”. Revista Venezolana de Salud Pública 8, no. 1 (April 8, 2020): 121–130. Accessed August 8, 2026. https://revistas.uclave.org/index.php/rvsp/article/view/2886.