E Cigarettes, Cytisine, Varenicline Most Effective to Help Stop Smoking Southern Iowa Mental Health Center Vaping likely to cause cancer: New research warns A major review led by researchers at UNSW Sydney says nicotine vaping may be linked to both lung cancer and oral South Africa: Industry Interference with the Control of Tobacco Products and Electronic Delivery Systems Bill Tobacco Tactics E cigarette advertising exposure among South African adults in 2017: findings from a nationally representative cross sectional survey BMJ Open Trends in E Cigarette and Heated Tobacco Product use in Urban South Africa Development Gateway: An IREX Venture Data and digital solutions for international development.