Nossa, J. M.; Escobar, N.; Márquez, D.; Leal, E.; Cabal, F.; Barreto, A. Applying a Multidisciplinary Program for Managing Hip Fractures in the Elderly: Incidence of Comorbidities and Their Impact on Surgical Opportunity. Rev. Colomb. Ortop. Traumatol. 2016, 30, 84-89.