PT - JOURNAL ARTICLE AU - Scheifele, D. W. TI - Immunization -- Point, counterpoint DP - 1997 Dec 15 TA - Canadian Medical Association Journal PG - 1705--1706 VI - 157 IP - 12 4099 - http://www.cmaj.ca/content/157/12/1705.short 4100 - http://www.cmaj.ca/content/157/12/1705.full SO - CMAJ1997 Dec 15; 157