Original sentence: Surveys in Canada in 2000 and 2002 found that 40% of chiropractors supported vaccination, and that over a quarter opposed it and advised patients against vaccinating themselves or their children.The Canadian Chiropractic Association supports vaccination
Edited sentence: The Canadian Chiropractic Association supports vaccination; however, surveys in Canada in 2000 and 2002 found that only 40% of chiropractors supported vaccination, and that over a quarter opposed it and advised patients against vaccinating themselves or their children