Disease

Coverage of infectious and chronic diseases — their causes, mechanisms, epidemiology, prevention strategies, and the latest science on how the body fights back.

The FDA perspective If you need to get up to speed on the controversy, look here. The approval was based on three studies.
Case, Death, and Vaccination Trends 
It's only a case study, but the implications are intriguing.
“Blindness separates us from things but deafness separates us from people.” Helen Keller
Perhaps that last line is a bit of self-reflection, and "we" is just me.
This type of study is referred to as ecologic since it is based on locations (counties) rather than individual patients.
But what happens if the cancer does not fall into one of the two known causes of cancer, heredity or the environmental/lifestyle factors?
COVID-19 has already broken all the rules.
I’ve written about the impact of climate, global or local, on the transmissibility of COVID-19 on several occasions, e.g., here and