South African Study to Compare J&J, Pfizer Covid-19 Boosters
- Study to be conducted by health institute in Johannesburg
- Health workers to be offered booster in vaccine trial
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Researchers have started recruiting South African health workers to take part in a vaccine trial that will compare the use of Johnson & Johnson and Pfizer Inc. Covid-19 shots as boosters.
The health workers being targeted for the study were part of an initial trial known as Sisonke that saw almost half a million people given an initial dose of J&J’s vaccine.