共 2 条
[1]
A comparison of prostaglandin E2 gel and prostaglandin F2a gel for preinduction cervical ripening. Neilson R,et al. American Journal of Obstetrics and Gynecology . 1983
[2]
Comparitive study of various intracervically administered PG gel preparations for termination of first trimester pregnancy. Rath w,et al. Contraception . 1983