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Frequency of twinning in southwest Nigeria
BACKGROUND: In the human species, twin is a type of multiple birth in which the mother gives birth to two offspring from the same pregnancy. The occurrence and frequency of twinning, however, varies across human populations. The maternal age, socio-environmental factors, increase in the use of contr...
| Autores principales: | , , |
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| Formato: | Texto |
| Lenguaje: | English |
| Publicado: |
Medknow Publications
2008
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2840794/ https://www.ncbi.nlm.nih.gov/pubmed/20300293 http://dx.doi.org/10.4103/0971-6866.44104 |