[1]
Cardona, D., Estrada, A. and Agudelo, H.B. 2008. Health conditions of senior citizens in Medellín city, 1990-1999. Revista Facultad Nacional de Salud Pública. 24, 1 (Nov. 2008), 1–9. DOI:https://doi.org/10.17533/udea.rfnsp.280.