Estrella-López, Blanca Cristina, Roberto Javier Aguilar-Berrezueta, and Silvio Amable Machuca-Vivar. 2025. “Challenges in the Early Diagnosis of Rheumatic Fever in Marginalized Areas of Ecuador”. Revista UGC 3 (S1): 92-100. https://revistacientifica.ugc.mx/index.php/rugc/article/view/103.