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Sex-Differential Effect on Infant Mortality of Oral Polio Vaccine Administered with BCG at Birth in Guinea-Bissau. A Natural Experiment
BACKGROUND: 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...
Shranjeno v:
| Main Authors: | , , , , , , , |
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| Format: | Artigo |
| Jezik: | Inglês |
| Izdano: |
Public Library of Science
2008
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| Teme: | |
| Online dostop: | https://ncbi.nlm.nih.gov/pmc/articles/PMC2605256/ https://ncbi.nlm.nih.gov/pubmed/19112511 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1371/journal.pone.0004056 |
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