TY - JOUR T1 - Mass influenza vaccination in Ontario: a sensible move JF - Canadian Medical Association Journal JO - CMAJ SP - 36 LP - 37 VL - 164 IS - 1 AU - Richard E. Schabas Y1 - 2001/01/09 UR - http://www.cmaj.ca/content/164/1/36.abstract N2 - ER -