“Effect of Endoscopic Surgery of the Nose and Sinuses on Pulmonary Function in Patients With Chronic Rhinosinusitis With Polyps and Concomitant Asthma”. Revista De Medicina Clinica, vol. 3, no. 1, Jan. 2019, pp. 19-29, https://doi.org/10.5281/zenodo.2554584.