contraceptive prevalence rate 节育率
·2,447,543篇论文数据，部分数据来源于NoteExpress
The use of modern methods of family planning has increased dramatically from a contraceptive prevalence rate of 13.9 per cent in 2005 to 32 per cent in 2010.
FORBES: UN Population Fund Executive Director on HIV/AIDS, Maternal Health, and Leadership
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