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Ercan Ö, Köstü B, Bakacak M, Aytaç-Tohma Y, Çoşkun B, Avcı F, Efe E.Ercan Ö, et al. Among authors: avci f.Saudi Med J. 2015 Oct;36(10):1181-5. doi: 10.15537/smj.2015.10.12016.Saudi Med J. 2015.PMID: 26446328Free PMC article.Clinical Trial.