Text this: Tesis doctoral por compendio de publicaciones: Clinical characteristics and mortality associated with COVID-19 at high altitude: a cohort of 5161 patients in Bogotá, Colombia, Prediction model for in-hospital mortality in patients at high altitudes with ARDS due to COVID-19, Resilience and quality of life in patients who underwent mechanical ventilation due to COVID-19 one year after discharge: a cross- sectional study