Author: Gutiérrez Marcela García de Tejada Eugenia Sáenz Cruz José Ramiro
Publisher: Pan American Health Organization (PAHO)
ISSN: 1020-4989
Source: Revista Panamericana de Salud Pública/Pan American Journal of Public Health, Vol.13, Iss.2-3, 2003-02, pp. : 85-90
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