23. Governments' Economic Responses to COVID-19 (Econ-Response2covid19) Bookmark Format Series - ongoing
26. Institutional Origins of COVID-19 Public Health Protective Policy Response (PPI) Bookmark Format Single study
29. Oxford Supertracker The Global Directory for COVID Policy Trackers and Surveys Bookmark Format Data archive or collection
30. Pre-Vaccine Era COVID-19 Infection Fatality Ratio Estimates by Age, Time, and Location 2020-2021 Bookmark Format Single study