Photo showing vials of COVID-19 vaccines lined up

Medicine’s David Canaday discusses findings of his recent study revealing lowering antibody levels in Pfizer vaccine recipients

Nursing home residents and care workers lose significant immunity 6 months after receiving Pfizer vaccine, CWRU study shows

WOIO: David Canaday, professor at the School of Medicine, discussed his study that found a significant decrease in COVID-19 antibodies just six months after those in the study had received the second dose of their Pfizer vaccine.