Journal of Oral Science Research
Correlation between Dental Care before and during Pregnancy and Preterm Low Birth Weight.
YANG Xiu-qiao, DU Min-quan, WANG Jin-dong, LUO Wei, RUAN Li-ni, AN Zhi-guo, HUANG Xing-xing.
Journal of Oral Science Research . 2015, (12): 1228 -1230 .