Marriage season, promptness of successful pregnancy and first-born sex ratio in a historical natural fertility population – evidence for sex-dependent early pregnancy loss?

✍ Scribed by K. Nonaka; Bertrand Desjardins; Hubert Charbonneau; Jacques Légaré; Teiji Miura

• Publisher: Springer
• Year: 1998
• Tongue: English
• Weight: 45 KB
• Volume: 42
• Category: Article
• ISSN: 0020-7128
• DOI: 10.1007/s004840050090