COVID-19, variant, severity, vaccine effectiveness
Molecular point-of-care test, GeneXpert, STANDARD M10, SARS-CoV-2, Influenza A/B, RSV
BCG vaccine, Influenza antibody, Non-specific vaccine effects, Randomised controlled trial, Immunosenescence, Trained immunity.
Pandemic Preparedness, Pathogen X, Emerging Infections, Epidemics, Virology