GUELPH – A group of virologists and immunologists at the University of Guelph wants the provincial government to put the brakes on its directive to extend to four months the period between doses of the Pfizer and Moderna COVID-19 vaccines.
GUELPH – A group of virologists and immunologists at the University of Guelph wants the provincial government to put the brakes on its directive to extend to four months the period between doses of the Pfizer and Moderna COVID-19 vaccines.