Monge Rodríguez, Silvia Leticia, Fernando Murillo Rojas, and Adriana Suárez Urhan. 2019. “Physiological Concepts Involved in Pulmonary Function Tests”. Revista Médica De La Universidad De Costa Rica 13 (2):32-43. https://doi.org/10.15517/rmucr.v13i2.39669.