EFFECTIVENESS OF NORPLANT(R) IMPLANTS THROUGH 7 YEARS - A LARGE-SCALE STUDY IN CHINA
EFFECTIVENESS OF NORPLANT(R) IMPLANTS THROUGH 7 YEARS - A LARGE-SCALE STUDY IN CHINA
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DOI：
10.1016/s0010-7824(95)00141-7
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发表时间：
1995-08-01
期刊：
影响因子：
2.9
通讯作者：
WANG, D
中科院分区：
文献类型：
--
作者：
GU, SJ;SIVIN, I;WANG, D
The effectiveness of Norplant (R) implants over a seven year period of continuous use was studied in a multicenter trial. Pregnancy rates were 0.4 per 100 in both year six and year seven. More than 3,600 women completed 6 years and more than 2,400 women completed 7 years. Pregnancy rates increased with weight (p
