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Publisher: Pan American Health Organization (PAHO)
ISSN: 1020-4989
Source: Revista Panamericana de Salud Pública/Pan American Journal of Public Health, Vol.19, Iss.2, 2006-02, pp. : 137-140
Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.
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By Caldas de Almeida José Miguel
Revista Panamericana de Salud Pública/Pan American Journal of Public Health, Vol. 18, Iss. 4-5, 2005-10 ,pp. :