1. A patient perspective/clinical cases 2. Epidemiology 3. Virology 4. Immunology 5. Pathology 6. Clinical features and acute management in adults 7. ICU management of COVID-19 8. Clinical features and acute management in children 9. Post-COVID sequelae 10. Post-COVID rehabilitation 11. Research design and lessons 12. Historical perspective 13. Societal response 14. COVID vaccines