Secular trends in sex ratios at birth in South America over the second half of the 20th century
Objectives: Latitude gradients have been found in the male-female ratio at birth (M/F: male divided by total births), which is anticipated to be 0.515. Methods: Annual national male and female live births by country were obtained for South America from the World Health Organization (WHO) and analyse...
में बचाया:
| मुख्य लेखक: | |
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| स्वरूप: | पुस्तक |
| प्रकाशित: |
Elsevier,
2013-09-01T00:00:00Z.
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| विषय: | |
| ऑनलाइन पहुंच: | Connect to this object online. |
| टैग: |
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इंटरनेट
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| बोधानक: |
A1234.567 |
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| प्रति 1 | उपलब्ध |