Secular Trends and Latitude Gradients in Sex Ratios at Birth in Czechoslovakia and the Post-Czechoslovakian States
Latitude gradients and secular trends in Europe and North America have been found in the male-female ratio at birth (M/F: male births divided by total births) which is expected to be 0.515. Annual national data for Czechoslovakia and the post-Czechoslovakian (Czech Republic and Slovakia) countries f...
保存先:
| 第一著者: | |
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| フォーマット: | Artigo |
| 言語: | Inglês |
| 出版事項: |
Karolinum Press
2012-01-01
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| シリーズ: | Acta Medica |
| 主題: | |
| オンライン･アクセス: | https://actamedica.lfhk.cuni.cz/55/3/0138/ |
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