Villarreal-Puga M, Villarreal Puga J. Inequalities in Retention and Academic Performance in Virtual Environments: A Comparative Analysis Between Immigrant and Ecuadorian Students in Ecuador Participating in a Continuing Education Course in Moodle. Revista Interdisciplinar da Mobilidade Humana [Internet]. 2º de dezembro de 2025 [citado 21º de janeiro de 2026];33:e332169. Disponível em: https://remhu.csem.org.br/index.php/remhu/article/view/2169