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Salem AM, Zohny SF, Abd El-Wahab MM, Hamdy R.Salem AM, et al. Among authors: zohny sf.Clin Biochem. 2007 Nov;40(16-17):1201-8. doi: 10.1016/j.clinbiochem.2007.07.006. Epub 2007 Aug 10.Clin Biochem. 2007.PMID: 17889845