Medina, N.T., Canaval Erazo, G.E., Burgos Dávila, D.C. and Humphreys, J.C. 2011. Contribution of intimate partner violence exposure, other traumatic events and posttraumatic stress disorder to chronic pain and depressive symptoms. Investigación y Educación en Enfermería. 29, 2 (Aug. 2011). DOI:https://doi.org/10.17533/udea.iee.9977.