Debate on the Paper by Guimarães Et Al.
Cadernos de Saude Publica - Brazil
doi 10.1590/s0102-311x2006000900008
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September 1, 2006
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FapUNIFESP (SciELO)
Available in full text
September 1, 2006
FapUNIFESP (SciELO)