PT - JOURNAL ARTICLE AU - Nevio Cimolai TI - Influenza vaccine efficacy AID - 10.1503/cmaj.115-0021 DP - 2015 Apr 07 TA - Canadian Medical Association Journal PG - 438--438 VI - 187 IP - 6 4099 - http://www.cmaj.ca/content/187/6/438.1.short 4100 - http://www.cmaj.ca/content/187/6/438.1.full SO - CMAJ2015 Apr 07; 187