PT - JOURNAL ARTICLE AU - Lauren Kramer TI - Experts question timing of vaccination against shingles AID - 10.1503/cmaj.109-4502 DP - 2013 Jul 09 TA - Canadian Medical Association Journal PG - 869--869 VI - 185 IP - 10 4099 - http://www.cmaj.ca/content/185/10/869.short 4100 - http://www.cmaj.ca/content/185/10/869.full SO - CMAJ2013 Jul 09; 185