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Robert N, Yan C, Si-Jiu Y, Bo L, He H, Pengfei Z, Hongwei X, Jian Z, Shijie L, Qian Z.Robert N, et al. Among authors: pengfei z.Theriogenology. 2021 Sep 15;172:239-254. doi: 10.1016/j.theriogenology.2021.06.018. Epub 2021 Jul 9.Theriogenology. 2021.PMID: 34298284
Nie L, Yang X, Duan L, Huang E, Pengfei Z, Luo W, Zhang Y, Zeng X, Qiu Y, Cai T, Li C.Nie L, et al. Among authors: pengfei z.Sci Rep. 2017 Jul 25;7(1):6373. doi: 10.1038/s41598-017-06548-7.Sci Rep. 2017.PMID: 28743897Free PMC article.