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El-Sayed H, Martines J, Rakha M, Zekry O, Abdel-Hak M, Abbas H.El-Sayed H, et al. Among authors: martines j.J Egypt Public Health Assoc. 2014 Apr;89(1):1-8. doi: 10.1097/01.EPX.0000443990.46047.a6.J Egypt Public Health Assoc. 2014.PMID: 24717394Clinical Trial.