宫内节育器使用的年限及类型与生殖道感染关系的研究
胡亚
Associations between different time and types of intrauterine device with female infection of reproductive tract
Hu Ya
广州医药 . 2016, (3): 72 -73 .  DOI: 10.3969/j.issn.1000-8535.2016.03.026