Fathalla, Mahmoud F. A pratical guide for health researchers [Multimédia] / Mahmoud F. Fathalla, Mohamed F. Fathalla

A pratical guide for health researchers [Multimédia] / Mahmoud F. Fathalla, Mohamed F. Fathalla . - Cairo : World Health Organization. Regional Office for the Eastern Mediterranean, 2004 . - (WHO regional publications. Eastern Mediterranean series . 30)
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Metodologia científica
Investigação científica
Saúde - Investigação