Opinion / 20 January 2023 Covid still a threat: Breathe life back into prevention of the disease The best way to reduce the risk of transmission is to decrease the concentration of airborne viruses in enclosed spaces. By William A Haseltine
Article / 26 July 2013 Comment: Singapore slings health clues SA’s way Its health system is comparable to the best in the world, achieved at a fraction of the cost of others. By William A Haseltine