共 4 条
[2]
头位难产[M]. 重庆出版社 , 凌萝达,顾美礼主编, 1990
[3]
Maternal weight and pregnancy compplicatons. Garbaciak Jr,Richter M,Miller S,et al. American Journal of Obstetrics and Gynecology . 1985
[4]
Maternal body weight and pregnancy outcome. Naeye RL. The American Journal of Clinical Nutrition . 1990