PT - JOURNAL ARTICLE AU - Daniel Dalcin AU - Scott A. Halperin TI - Tdap vaccination in pregnancy AID - 10.1503/cmaj.202420 DP - 2021 Jun 14 TA - Canadian Medical Association Journal PG - E911--E911 VI - 193 IP - 24 4099 - http://www.cmaj.ca/content/193/24/E911.short 4100 - http://www.cmaj.ca/content/193/24/E911.full SO - CMAJ2021 Jun 14; 193