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Mallhi TH, Khan AH, Sarriff A, Adnan AS, Khan YH, Jummaat F.Mallhi TH, et al. Among authors: khan ah, khan yh.Postgrad Med J. 2016 Feb;92(1084):78-86. doi: 10.1136/postgradmedj-2015-133582. Epub 2016 Jan 4.Postgrad Med J. 2016.PMID: 26729887