Marín-Centeno, Heriberto A., Gilberto Ramos-Valencia, Mario Rodríguez-Sánchez, Jesús González-Gavillán, Elba C. Díaz-Toro, and Mariela Torres-Cintrón. 2016. “Association Between Health Care Utilization With Asthma Control Levels Among a Sample of Adult Patients in Puerto Rico”. Puerto Rico Health Sciences Journal 35 (2):81-87. https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/1139.