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Yung SS, Lai SF, Lam MT, Lee VC, Li RH, Ho PC, Ng EH.Yung SS, et al. Among authors: lai sf.Ultrasound Obstet Gynecol. 2016 Jan;47(1):17-21. doi: 10.1002/uog.15775. Epub 2015 Nov 29.Ultrasound Obstet Gynecol. 2016.PMID: 26434382Free article.Clinical Trial.
Lai SF, Li RH, Yeung WS, Ng EH.Lai SF, et al.Hong Kong Med J. 2018 Oct;24(5):444-450. doi: 10.12809/hkmj177111.Hong Kong Med J. 2018.PMID: 30262678Free article.
Ng DYT, Lui EMW, Lai SF, Law TSM, Wong GCY, Ng EHY.Ng DYT, et al. Among authors: lai sf.Hong Kong Med J. 2020 Dec;26(6):492-499. doi: 10.12809/hkmj208558. Epub 2020 Dec 16.Hong Kong Med J. 2020.PMID: 33323537Free article.
Yung SSF, Lai SF, Lam MT, Lui EMW, Ko JKY, Li HWR, Wong JYY, Lau EYL, Yeung WSB, Ng EHY.Yung SSF, et al. Among authors: lai sf.Fertil Steril. 2021 Oct;116(4):1001-1009. doi: 10.1016/j.fertnstert.2021.02.015. Epub 2021 Apr 9.Fertil Steril. 2021.PMID: 33845988Free article.Clinical Trial.
Ko JKY, Yung SSF, Lai SF, Wan RSF, Wong CKY, Wong K, Cheung CL, Ng EHY, Li RHW.Ko JKY, et al. Among authors: lai sf.BMJ Open. 2024 Apr 29;14(4):e070801. doi: 10.1136/bmjopen-2022-070801.BMJ Open. 2024.PMID: 38684265Free PMC article.
Chan DMK, Cheung KW, Ko JKY, Yung SSF, Lai SF, Lam MT, Ng DYT, Lee VCY, Li RHW, Ng EHY.Chan DMK, et al. Among authors: lai sf.Hum Reprod. 2021 Feb 18;36(3):587-595. doi: 10.1093/humrep/deaa327.Hum Reprod. 2021.PMID: 33331637Clinical Trial.