CIPR has compiled information and resources on pandemics:
Summary: The Risk of Pandemics to the Insurance Industry: Lessons Learned from 2015 CIPR Symposium Applicable to COVID-19 (April 2020)
The Risk of Pandemics to the Insurance Industry Presentations and Audio recordings (March 2015)
CIPR Historical Report: The 1919 Influenza Epidemic and Insurance.pdf
CIPR Key Topic Pandemics available here.