Toronto, ON - On March 30, 2012, the Ontario Hospital Association (OHA) was presented with the prestigious ‘Best Event Produced by an Association’ award, announced during the 15th Annual Canadian Event Industry Awards, a national program which recognizes outstanding achievements in Canadian special events. The OHA was recognized for its progressive annual conference and exhibition, HealthAchieve, which has grown from being the OHA’s annual convention to one of the largest health care shows of its kind in North America.