Velásquez, Jorge, Arcesio Blanco, and Martín Watemberg. “Sobredosis De Verapamil. Informe De Un Caso”. Colombia Médica 9, no. 3,4 (January 18, 2017): 178-180. Accessed September 12, 2025. https://colombiamedica.univalle.edu.co/colombiamedica311/index.php/comedica/article/view/2882.