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Sun L, Zou G, Yang Y, Zhou F, Yeung LT, Kin LT, Ryan G, Duan T.Sun L, et al.Zhonghua Fu Chan Ke Za Zhi. 2014 Jun;49(6):404-9.Zhonghua Fu Chan Ke Za Zhi. 2014.PMID: 25169629Chinese.
Sun L, Zou G, Wei X, Chen Y, Zhang J, Okun N, Duan T.Sun L, et al.Sci Rep. 2016 May 31;6:26869. doi: 10.1038/srep26869.Sci Rep. 2016.PMID: 27243373Free PMC article.
Sun L, Zou G, Yang Y, Zhou F, Tao D.Sun L, et al.Prenat Diagn. 2018 Jun;38(7):499-503. doi: 10.1002/pd.5269. Epub 2018 May 9.Prenat Diagn. 2018.PMID: 29675904
Xing Y, Holder JL Jr, Liu Y, Yuan M, Sun Q, Qu X, Deng L, Zhou J, Yang Y, Guo M, Cheung SW, Sun L.Xing Y, et al.Arch Gynecol Obstet. 2018 Aug;298(2):289-295. doi: 10.1007/s00404-018-4798-1. Epub 2018 May 28.Arch Gynecol Obstet. 2018.PMID: 29808250