Case-control study on influencing factors of birth defects.
GONG Rui-long, ZHANG Bin, YANG Shao-ping, ZHAO Jin-zhu, ZHANG Dan, PENG An-na, ZHU Chang-cai.
journal1 . 2015, (5): 503 -505 .  DOI: 10.11852/zgetbjzz2015-23-05-19