Sex-differential effect on infant mortality of oral polio vaccine administered with BCG at birth in Guinea-Bissau. A natural experiment.

The policy to provide oral polio vaccine (OPV) at birth was introduced in low-income countries to increase coverage. The effect of OPV at birth on overall child mortality was never studied. During a trial of vitamin A supplementation (VAS) at birth in Guinea-Bissau, OPV was not available during seve...

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Bibliographic Details
Main Authors: Christine Stabell Benn, Ane Baerent Fisker, Amabelia Rodrigues, Henrik Ravn, Erliyani Sartono, Hilton Whittle, Maria Yazdanbakhsh, Peter Aaby
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2008-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC2605256?pdf=render