@article{f69c1adef5214909a56836eb9c70c315,
title = "Modifying effects of wealth on the response to nutrient supplementation in pregnancy on birth weight, duration of gestation, and perinatal mortality in rural western china: Double-blind cluster randomized controlled trial",
author = "Lingxia Zeng and Hong Yan and Yue Cheng and Dibley, \{Michael J.\}",
year = "2011",
month = aug,
doi = "10.1097/OGX.0b013e31823520d5",
language = "英语",
volume = "66",
pages = "477--478",
journal = "Obstetrical and Gynecological Survey",
issn = "0029-7828",
publisher = "Lippincott Williams and Wilkins",
number = "8",
}