E. Vergara Dagobeth, J. F. Cáceres Sepúlveda, and D. Gamarra Acosta, “Clinical-epidemiological characteristics of spontaneous pneumothorax in the University Hospital of Sincelejo between 2003-2013”, Rev. Navar. Medica, vol. 2, no. 1, pp. 6–10, July 2016, doi: 10.61182/rnavmed.v2n1a1.