Twin peaks, extramarital conceptions, and virgin births: is there a connection?
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چکیده
منابع مشابه
Twin peaks, extramarital conceptions, and virgin births: is there a connection?
The trends in British twin and higher multiple birth rates inside and outside marriage from 1938 to 1989 were reviewed for evidence of the probable impact of the use of ovulatory stimulants. After adjustment for maternal age monozygotic twin rates within marriage rose to a significant excess (of 12%) over those outside during the last two decades; a similar increase of higher multiple births wi...
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ژورنال
عنوان ژورنال: Archives of Disease in Childhood
سال: 1992
ISSN: 0003-9888,1468-2044
DOI: 10.1136/adc.67.2.189