Titlebook: Biomedical Aspects of IUDs; H. Hasson,E. S. E. Hafez,W. A. Os Book 1985 MTP Press Limited 1985 complications.contraception.pregnancy.proge

面包屑

https://doi.org/10.1007/978-94-009-4896-9complications; contraception; pregnancy; progesterone; sonography

foppish

Migratory

核心

LEVER

Chong Lin,Qing-Guo Wang,Yong HeThe ever-increasing world-wide use of the IUD has prompted intensive research into the physiology of its contraceptive action. From these studies it has become clear that the alterations in morphology as well as in the physiological milieu produced by the IUD are manifold and differ greatly with the type of IUD used.

Munificent

发炎

芳香一点

委派

Advances in Reproductive Health Carehttp://image.papertrans.cn/b/image/188000.jpg

dapper

Risk factors for pelvic inflammatory disease in IUD users ranges from 2 per 100 users, during the first year after insertion (Luukkainen .., 1979) to 0.1 per 100 users after 2 years of IUD use (WHO, 1982), depending on the research group, the criteria for PID diagnosis, and the type of IUD.