Survival at 3, 6 and 12 months in patients diagnosed with community-acquired pneumonia in Colombia: a retrospective cohort study Eduardo Tuta-Quintero; Daniela Torres-Arevalo; Alirio Rodrigo Bastidas-Goyes; Hermencia C. Aponte-Murcia; Manuela Guerrero; Andrea Giraldo; Laura Villarraga; Laura Orjuela; Juan Hernández; Luis F. Giraldo-Cadavid;