Potential interventions for the prevention of childhood pneumonia in developing countries : a meta-analysis of data from field trials to assess the impact of vitamin A supplementation on pneumonia morbidity and mortality

Publication Date 

April 1995
p 609-619

Bulletin of the World Health Organization, 73 (‎5)‎: 609 - 619

Serial Title:Bulletin of the World Health Organization Serial Part:Vol 73 No 5 

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