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Rhodes A, Vallikkannu N, Jayalakshmi P.Rhodes A, et al. Among authors: vallikkannu n.Br J Biomed Sci. 2017 Apr;74(2):65-70. doi: 10.1080/09674845.2016.1220709. Epub 2017 Feb 19.Br J Biomed Sci. 2017.PMID: 28367736
Vallikkannu N, Lam WK, Omar SZ, Tan PC.Vallikkannu N, et al.BJOG. 2017 Jul;124(8):1274-1283. doi: 10.1111/1471-0528.14175. Epub 2016 Jun 27.BJOG. 2017.PMID: 27348806
Hamdan M, Shuhaina S, Hong JGS, Vallikkannu N, Zaidi SN, Tan YP, Tan PC.Hamdan M, et al. Among authors: vallikkannu n.Acta Obstet Gynecol Scand. 2021 Nov;100(11):1977-1985. doi: 10.1111/aogs.14247. Epub 2021 Aug 30.Acta Obstet Gynecol Scand. 2021.PMID: 34462906Free article.Clinical Trial.
Tan PC, Suguna S, Vallikkannu N, Hassan J.Tan PC, et al. Among authors: vallikkannu n.Aust N Z J Obstet Gynaecol. 2006 Dec;46(6):505-9. doi: 10.1111/j.1479-828X.2006.00650.x.Aust N Z J Obstet Gynaecol. 2006.PMID: 17116055
Tan PC, Suguna S, Vallikkannu N, Hassan J.Tan PC, et al. Among authors: vallikkannu n.Singapore Med J. 2008 Mar;49(3):193-8.Singapore Med J. 2008.PMID: 18362999Free article.