![Pregnancy exposure to air pollution and early childhood respiratory health in the Norwegian Mother and Child Cohort Study (MoBa)]()
Pregnancy exposure to air pollution and early childhood respiratory health in the Norwegian Mother and Child Cohort Study (MoBa)Madsen, Christian; Haberg, Siri Eldevik; Magnus, Maria C; Aamodt, Geir; Stigum, Hein; London, Stephanie J; Nystad, Wenche; Nafstad, Per · BMJ Open · 2017