Physical Sciences and Engineering Life Sciences Health Sciences Social Sciences and Humanities Pharmaceutical Science information, decision support and more: Veterinary Science and Veterinary Medicine Popular Articles The epidemiological relevance of the COVID-19- vaccinated population is increasing The Lancet Regional Health Europe Volume 11 Community transmission and viral load kinetics of the SARS-CoV-2 delta (B.1.617.2) variant in vaccinated and unvaccinat -. The Lancet Infectious Diseases; Volume 22, Issue 2 and immunogenicity of seven COVID-19 vaccines a5 a third dose (booster) following two doses of ChAdOxl nCov-_ The Lancet; Volume 398, Issue 10318 Recent Publications Journal of Hepatology Volume 76, Issue 2 Seminars in Arthritis and Rheumatism Volume 52 Neuropharmacology Volume 209 Register now to receive recommended articles based on your activity Social Sciences and Humanities FEEDBACK Safety