JAMA NetworkAssociation of Receiving a Fourth Dose of the BNT162b Vaccine With SARS-CoV-2 Infection Among Health Care Workers in Israel JAMA Network Open | Original Investigation Was this Essential useful? More Essentials From Annals of Internal Medicine British Medical Journal (The BMJ) Cancer Therapy Advisor Cleveland Clinic Journal of Medicine (CCJM) Clinical Advisor Consultant360 Healthgrades for Professionals MDLinx Neurology Advisor Oncology Learning Network Oncology News Central (ONC) Psych Congress Network Psychiatrist.com