COVID-19 Vaccine Effectiveness Against Recurrent Infection Among Lung Cancer Patients and Biomarker Research

Conditions: COVID-19 Recurrent; Lung Cancer; Vaccination; Antibody; Chemotherapy; Immune Checkpoint Inhibitor Interventions: Biological: Any Chinese government-recommended COVID-19 booster vaccine Sponsors: Peking Union Medical College Hospital Recruiting
Source: ClinicalTrials.gov - Category: Research Source Type: clinical trials