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Improved Fecundity in Northern China: A Secular Trend from 1980 to 2003
OBJECTIVE: This study aimed to assess the trend of human fecundity over time in China. METHODS: This retrospective study was conducted in Tongliao, China. Couples who were married during the time period between January 1, 1981 and December 31, 2003 were considered eligible for this study. A total of...
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| Publicat a: | PLoS One |
|---|---|
| Autors principals: | , , , |
| Format: | Artigo |
| Idioma: | Inglês |
| Publicat: |
Public Library of Science
2016
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| Matèries: | |
| Accés en línia: | https://ncbi.nlm.nih.gov/pmc/articles/PMC5082934/ https://ncbi.nlm.nih.gov/pubmed/27788188 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1371/journal.pone.0165097 |
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