Analysis of clinical symptoms, radiological changes and pulmonary function data 4 months after COVID-19. - Labarca G; Henríquez-Beltrán M; Lastra J; Enos D; Llerena F; Cigarroa I; Lamperti L; Ormazabal V; Ramirez C; Espejo E; Canales N; Fuentes F; et al. (The clinical respiratory journal, 2021)