RT Journal Article SR Electronic T1 Weak SARS-CoV-2 vaccine booster campaign resurrects specter of health care hesistancy JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E998 OP E999 DO 10.1503/cmaj.1096008 VO 194 IS 28 A1 Diana Duong A1 Lauren Vogel YR 2022 UL http://www.cmaj.ca/content/194/28/E998.abstract