Pfizer Inc. (PFE) Stock Price, News, Quote & History - Yahoo FinancePfizer unveils positive phase 3 trial results for RSV vaccinePfizer (PFE) has released the results from its Phase 3 clinical trial for its RSV vaccine. The trial showed positive outcomes for adults aged 18-59, widening the population that can potentially benefit from the vaccine. Previously, Pfizer's RSV vaccine had been approved for use in pregnant women and adults aged 60 and older. Yahoo Financ
Merck & Co., Inc. (MRK) Stock Price, News, Quote & History - Yahoo Finance
Johnson & Johnson (JNJ) Stock Price, News, Quote & History - Yahoo Finance
