In utero and early childhood exposure to secondhand smoke in Taiwan: a population-based birth cohort study

Abstract

OBJECTIVES This study provides secondhand smoke (SHS) exposure data in utero and after birth when children were at 18 months, 36 months and 66 months old, and it identifies risk factors for the early childhood SHS among 18-month-old infants living in smoker and non-smoker households. STUDY DESIGN The data come from the Taiwan Birth Cohort Study, a… (More)
DOI: 10.1136/bmjopen-2016-014016

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