Great article!
Did you look at the correlation between country death rates and number of hospital beds per 1000 people?
I just started looking at this and will be updating data on a regular basis on Google Sheets. I am happy to make the sheet public!
https://docs.google.com/spreadsheets/d/1JS85dnlRr_9hULTE_mdh_07w10fPyyA3JxBvotU-818/edit?usp=sharing