I'm not sure this argument really works, because it's different doctors in both cases. There are lots of doctors who would be unwilling to do what you reference

I'm not sure this argument really works, because it's different doctors in both cases. There are lots of doctors who would be unwilling to do what you reference, but they're selected out of that area of practice. The difference here is simply that this selection effect isn't present here because this procedure is a minority of the field