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Serri O, Chik CL, Ur E, Ezzat S.Serri O, et al. Among authors: chik cl.CMAJ. 2003 Sep 16;169(6):575-81.CMAJ. 2003.PMID: 12975226Free PMC article.Review.
Ezzat S, Gaspo R, Serri O, Ur E, Chik CL.Ezzat S, et al. Among authors: chik cl.Clin Invest Med. 2009 Dec 1;32(6):E265. doi: 10.25011/cim.v32i6.10662.Clin Invest Med. 2009.PMID: 20003832Clinical Trial.
Shahidi M, Phillips RA, Chik CL.Shahidi M, et al. Among authors: chik cl.Biomed Res Int. 2019 Mar 13;2019:9721781. doi: 10.1155/2019/9721781. eCollection 2019.Biomed Res Int. 2019.PMID: 31001560Free PMC article.Clinical Trial.