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Socio-demographic factors influencing family size among rural population of district Nainital, Uttarakhand |
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| | Pandey, S. and Kannubhai, T.H. and Rawat, C.M.S. and Jha, S.K. and Awasthi, S. | | | Indian Journal of Community Health. 2012; 24(4): 291-296 | | | [Pubmed] [Google Scholar] | | | 2 |
Why the twinning rate is higher in Africa than elsewhere: An analysis of selected factors |
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| | Steinman, G. | | | Journal of Reproductive Medicine for the Obstetrician and Gynecologist. 2009; 54(10): 609-616 | | | [Pubmed] [Google Scholar] | |
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