Nalaganje...
Sex ratio in relation to fathers' occupations.
OBJECTIVE: To investigate whether the sex ratio of children varies between fathers of different occupations. METHODS: The sex ratio (the ratio of the number of boys to the number of girls at birth) was calculated in relation to paternal occupation in the cohort of all 253,433 live births in Cumbria,...
Shranjeno v:
| Main Authors: | , |
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| Format: | Artigo |
| Jezik: | Inglês |
| Izdano: |
1997
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| Teme: | |
| Online dostop: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1128967/ https://ncbi.nlm.nih.gov/pubmed/9470894 |
| Oznake: |
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