Prior COVID-19 significantly reduces the risk of subsequent infection, but reinfections are seen after eight months

Lessons for COVID-19 Immunity from Other Coronavirus Infections

(2020) Alan Sariol et al.   IMMUNITY

Genomic evidence for reinfection with SARS-CoV-2: a case study

(2020) Richard L Tillett et al.   LANCET INFECTIOUS DISEASES

Durability of neutralizing antibodies and T-cell response post SARS-CoV-2 infection

(2020) Yun Tan et al.   Frontiers of Medicine

Prior SARS-CoV-2 infection is associated with protection against symptomatic reinfection

(2020) Aidan T. Hanrath et al.   JOURNAL OF INFECTION

Safety and Efficacy of the BNT162b2 mRNA Covid-19 Vaccine

(2020) Fernando P. Polack et al.   NEW ENGLAND JOURNAL OF MEDICINE

Antibody Status and Incidence of SARS-CoV-2 Infection in Health Care Workers

(2020) Sheila F. Lumley et al.   NEW ENGLAND JOURNAL OF MEDICINE