----- 早产:机械装置,调养,先兆,预防与干涉
Preterm delivery is probably the most important problem in obstetrics, and a major public health concern. Recent developments - such as the preventive use of progesterone, and new data on possible mechanisms of initiation of parturition - have placed the topic at the forefront of the interests and preoccupation of many in maternal-fetal medicine an
{{comment.content}}