#The J&J vaccine is approved in Canada. What do we know about it?
“#The J&J vaccine is approved in Canada. What do we know about it?” Vaxx Populi: It’s a single-dose vaccine with standard refrigeration requirements and a 65 per cent efficacy at preventing moderate-to-severe infection First, let’s sort out the nomenclature. The COVID-19 vaccine Ad26.COV2.S is technically the Janssen vaccine, as that’s the name of the division…