Washington: Pregnant women who live in areas with high air pollution are significantly more likely to bear children of low birth weight, according to the largest international study of its kind.Mothers who are exposed to particulate air pollution of the type emitted by vehicles, urban heating and coal power plants risk having babies of low birth weight, according to the study. The study analysed data collected from more than three million births in nine nations at 14 sites in North America, South America, Europe, Asia and Australia. The study was led by co-principal investigator Tracey J Woodruff, professor of obstetrics and gynecology and reproductive sciences at UC San Francisco along with Jennifer Parker, of the National Center for Health Statistics, Centers for Disease Control and Prevention.
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