Maternal passive smoking and risk of cleft lip with or without cleft palate.

@article{Li2010MaternalPS,
  title={Maternal passive smoking and risk of cleft lip with or without cleft palate.},
  author={Zhiwen Li and Jian-meng Liu and Rongwei Ye and Le Zhang and Xiaoying Zheng and Aiguo Ren},
  journal={Epidemiology},
  year={2010},
  volume={21 2},
  pages={240-2}
}
BACKGROUND Maternal smoking has been consistently associated with increased risk of cleft lip with or without cleft palate (CL/P). Few studies have explored the possible effect of passive smoking. We examined the association between maternal passive smoking and the risk of CL/P among nonsmoking women in China. METHODS Subjects included 88 infants with CL/P and 651 infants with no major external birth defects. Data were collected by trained health workers through face-to-face interviews… CONTINUE READING