Parry Charles, London Leslie, Myers Bronwyn
Alcohol, Tobacco and Other Drug Research Unit, Medical Research Council, Tygerberg 7505, South Africa; Department of Psychiatry, Stellenbosch University, Stellenbosch, South Africa.
School of Public Health and Family Medicine, University of Cape Town, Cape Town, South Africa.
Lancet. 2014 Jun 7;383(9933):1972. doi: 10.1016/S0140-6736(14)60954-5.