?:authorAffiliation
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[\'Centre for Global Surgery, Department of Global Health, Stellenbosch University, Tygerberg, South Africa.\', \'Department of Surgery, Worcester Regional Hospital, Worcester, South Africa.\', \'Ukwanda Centre for Rural Health, Stellenbosch University, Tygerberg, South Africa.\', \'Alcohol Tobacco and Other Drug Research Unit, South African Medical Research Council, Pretoria, South Africa.\', \'Biostatistics Unit, South African Medical Research Council, Tygerberg, South Africa.\', \'Division of Epidemiology and Biostatistics, Department of Global Health, Stellenbosch University, Tygerberg, South Africa.\', \'Department of Psychiatry, Stellenbosch University, Tygerberg, South Africa.\']
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