Pfizer to Vaccinate an Entire Brazilian City

Pfizer will vaccinate everyone over age 12 in the Brazilian city of Toledo as part of a study measuring the safety and effectiveness of its COVID-19 vaccine. Why it matters: Researchers in the study hope to monitor viral transmission in a real-life scenario after the population has been inoculated. Research while vaccinating people! It just keeps getting better and better (not being sarcastic.)!

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Photo Credit: Mateus Campos Felipe