Author: Cuervo Luis Gabriel Roca Sandra Rodríguez María Nelcy Stein Jane Izquierdo Jorge Trujillo Amanda Mora Mireya
Publisher: Pan American Health Organization (PAHO)
ISSN: 1020-4989
Source: Revista Panamericana de Salud Pública/Pan American Journal of Public Health, Vol.6, Iss.3, 1999-09, pp. : 202-206
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