Vietnam seeing boom in male births; fewer females born in China; Sweden approves sex-selection abortion
-- From "Sex selection brings Vietnamese boy boom" posted at New Scientist 5/15/09
Christophe Guilmoto of Descartes University in Paris, France, and his colleagues analysed population data collected by the General Statistics Office of Vietnam since 2000, plus two surveys which assessed birth rates in 2006 and 2007.
In 2001, the sex ratio in Vietnam was close to the biological norm of 105 male births per 100 female births, but this reached 111 to 100 by 2007.
Guilmoto also analysed statistics of access to prenatal ultrasounds, and found that there had been a tenfold increase in availability between 1998 and 2007.
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