E. del C. Quevedo-Tejero, M. A. Zavala-González, A. del C. Hernández-Gamas, and H. M. Hernández-Ortega, “Hip fracture in older adults: prevalence and costs in two hospitals. Tabasco. México. 2009”, Rev Peru Med Exp Salud Publica, vol. 28, no. 3, Sep. 2011, doi: 10.17843/rpmesp.2011.283.521.