Johnson & Johnson Is Working on a COVID-19 Vaccine That Requires a Single Dose Yahoo LifestyleVaccine Disparities Raise Alarm as Covid Variants Multiply BloombergTips on getting through to finally get a COVID-19 vaccine KXAN.comWhat you need to know about coronavirus on Monday, January 18 CNNSave COVID-19 vaccine rollout by injecting speed, simplicity and flexibility USA TODAYView Full Coverage on Google News