Positive news comes from Pfizer this week as they announced the Phase 3 study of their Covid-19 vaccine prevented symptomatic disease and was well-tolerated by adolescents ages 12 to 15.
Positive news comes from Pfizer this week as they announced the Phase 3 study of their Covid-19 vaccine prevented symptomatic disease and was well-tolerated by adolescents ages 12 to 15.