Association of VEGF Genetic Polymorphisms with Recurrent Spontaneous Abortion Risk: A Systematic Review and Meta-Analysis

• Xinghua Xu,

  Affiliations Department of Gynecology and Obstetrics, Liaocheng People's Hospital, Liaocheng, 252000, China, Center for Reproductive Medicine, Shandong Provincial Hospital Affiliated to Shandong University, Jinan, 250021, China, Shandong Provincial Key Laboratory of Reproductive Medicine, Jinan, 250021, China, National Research Center for Assisted Reproductive Technology and Reproductive Genetics, Jinan, 250021, China, The Key laboratory for Reproductive Endocrinology of Ministry of Education, Jinan, 250021, China

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• Chigang Du,

  Affiliation Department of Neurosurgery, Liaocheng People's Hospital, Liaocheng, 252000, China

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• Huihui Li,

  Affiliations Center for Reproductive Medicine, Ren Ji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, 200127, China, Shanghai Key Laboratory for Assisted Reproduction and Reproductive Genetics, Shanghai, 200127, China

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• Jing Du,

  Affiliations Department of Gynecology and Obstetrics, Liaocheng People's Hospital, Liaocheng, 252000, China, Center for Reproductive Medicine, Shandong Provincial Hospital Affiliated to Shandong University, Jinan, 250021, China, Shandong Provincial Key Laboratory of Reproductive Medicine, Jinan, 250021, China, National Research Center for Assisted Reproductive Technology and Reproductive Genetics, Jinan, 250021, China, The Key laboratory for Reproductive Endocrinology of Ministry of Education, Jinan, 250021, China

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• Xue Yan,

  Affiliation Department of Gynecology and Obstetrics, Tianjin third central hospital, Tianjin, 300170, China

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• Lina Peng,

  Affiliation Department of Gynecology and Obstetrics, Liaocheng People's Hospital, Liaocheng, 252000, China

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• Guangyao Li ,

  * E-mail: lcrmyy@163.com (GL); chenzijiang@hotmail.com (ZJC)

  Affiliation Department of Hematology, Liaocheng People's Hospital, Liaocheng, 252000, China

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• Zi-Jiang Chen

  * E-mail: lcrmyy@163.com (GL); chenzijiang@hotmail.com (ZJC)

  Affiliations Center for Reproductive Medicine, Shandong Provincial Hospital Affiliated to Shandong University, Jinan, 250021, China, Shandong Provincial Key Laboratory of Reproductive Medicine, Jinan, 250021, China, National Research Center for Assisted Reproductive Technology and Reproductive Genetics, Jinan, 250021, China, The Key laboratory for Reproductive Endocrinology of Ministry of Education, Jinan, 250021, China, Center for Reproductive Medicine, Ren Ji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, 200127, China, Shanghai Key Laboratory for Assisted Reproduction and Reproductive Genetics, Shanghai, 200127, China

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