Summary: Changes in human sex ratio at birth are associated with the presence of air and water pollution, a new study reports.
Source: PLOS
Changes in the human sex ratio at birth—defined as the percentage of newborns that are boys—are associated with the presence of air and water pollutants, but are not predictably associated with seasonality or weather, according to a new study of more than 6 million births in the US and Sweden.
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