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Recent Increase in Sex Ratio at Birth in Viet Nam
INTRODUCTION: Since the 1980s, sex ratio at birth (male births per 100 female births) has increased in many Asian countries as a result of selective abortions, but to date there has been no such evidence for Viet Nam. Our aim in this paper is to ascertain the situation with respect to sex ratio at b...
| Autores principales: | , , |
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| Formato: | Texto |
| Lenguaje: | English |
| Publicado: |
Public Library of Science
2009
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2644791/ https://www.ncbi.nlm.nih.gov/pubmed/19247453 http://dx.doi.org/10.1371/journal.pone.0004624 |