120
Participants
Start Date
May 25, 2021
Primary Completion Date
July 30, 2021
Study Completion Date
August 30, 2021
mRNA-1273 vaccine
COVID vaccine 3rd dose
Normal Saline Placebo
Normal Saline Placebo
University Health Network, Toronto General Hospital, Toronto
University Health Network, Toronto General Hospital, Multi-Organ Transplant, Toronto
University Health Network, Toronto
OTHER