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Al-Eitan LN, Almomani FA, Al-Khatib SM.Al-Eitan LN, et al. Among authors: almomani fa.Saudi Med J. 2021 Jan;42(1):21-29. doi: 10.15537/smj.2021.1.25654.Saudi Med J. 2021.PMID: 33399167Free PMC article.