“Afebrile Pneumonia (whooping Cough) Syndrome in Infants at Hospital Universitario Del Valle, Cali, 2001-2007”. Colombia Medica 43, no. 2 (June 25, 2012): 114–118. Accessed January 12, 2026. https://colombiamedica.univalle.edu.co/index.php/comedica/article/view/1138.