Socioeconomic determinants of inequality and self-reported morbidity among adolescents in a developing country
Leticia Avila-Burgos, Gustavo Ramirez-Valverde, Miguel A. Martinez-Damian, Aurelio Cruz-Valdez, Maria J. Santiago-Cruz, Carlo E. Medina-Solis
Saudi Medical Journal Oct 2005, 26 (10) 1617-1623;