Pedrozo-Pupo, John Carlos, Gabriel Jesús Celemín-Güete, and Adalberto Campo-Arias. 2019. “Association Between Body Mass Index and Exacerbation Frequency in Patients With Chronic Obstructive Pulmonary Disease from Santa Marta - Colombia”. Universidad Y Salud 21 (2). San Juan de Pasto, CO:127-31. https://doi.org/10.22267/rus.192102.146.