Setting and Data We used data collected between January 3 and February 18, 2022, when the omicron variant was predominant in Israel,13 to emulate a target trial evaluating the effectiveness of a fourth vaccine dose as compared with three vaccine doses. We analyzed data from Clalit Health Services (CHS), the […]
Dose
CDC on Benefits of a Later 2nd Vaccine Dose; Long COVID’s Link to Mental Health; and More
CDC: Some Can Benefit from Extended Time Between 1st and 2nd COVID Vaccine Doses Some people can safely increase the time interval between first and second doses of the Pfizer-BioNTech and Moderna COVID-19 vaccines — from three weeks to as long as eight weeks, according to new guidance from the […]