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Nafakhi H, Al-Mosawi A, Elwali H, Al-Nafakh H, Tawfeq R, Nafakhi A.Nafakhi H, et al.Sultan Qaboos Univ Med J. 2016 Aug;16(3):e310-6. doi: 10.18295/squmj.2016.16.03.008. Epub 2016 Aug 19.Sultan Qaboos Univ Med J. 2016.PMID: 27606110Free PMC article.