Author: Neumann Nelson A. Victora Cesar G. Halpern Ricardo Guimarães Paula R. V. Cesar Juraci A.
Publisher: Pan American Health Organization (PAHO)
ISSN: 1020-4989
Source: Revista Panamericana de Salud Pública/Pan American Journal of Public Health, Vol.5, Iss.6, 1999-06, pp. : 400-410
Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.
Abstract