Prevalence and Risk Factors of Infertility at a Rural Site of Northern China

Open Access

Peer-reviewed

Research Article

Jimei Cong ,

Contributed equally to this work with: Jimei Cong, Pingping Li

Affiliation Assisted Reproduction Center, Obstetrics and Gynecology Department, Shengjing Hospital affiliated to China Medical University, Shenyang, Liaoning, China
⨯
Pingping Li ,

Contributed equally to this work with: Jimei Cong, Pingping Li

Affiliation Assisted Reproduction Center, Obstetrics and Gynecology Department, Shengjing Hospital affiliated to China Medical University, Shenyang, Liaoning, China
⨯
Liqiang Zheng,

Affiliation Epidemiology Department, Shengjing Hospital affiliated to China Medical University, Shenyang, Liaoning, China
⨯
Jichun Tan

* E-mail: tjczjh@163.com

Affiliation Assisted Reproduction Center, Obstetrics and Gynecology Department, Shengjing Hospital affiliated to China Medical University, Shenyang, Liaoning, China
⨯

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Female infertility
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Male infertility
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Body mass index
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Epidemiology
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Infertility
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Obesity
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Secondary infertility
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Medical risk factors
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