@article{16216,
  author = {Cheng Y. and Kong L. and Dibley M. and Yan H. and Zeng L. and Dang S. and Chang S.},
  title = {Impact of micronutrient supplementation during pregnancy on birth weight, duration of gestation, and perinatal mortality in rural western China: double blind cluster randomised controlled trial},
  year = {2008},
  journal = {British Medical Journal},
  volume = {337},
  pages = {a2001},
  month = {128306597146},
  language = {eng},
}