I guess they're not at risk if they close up shop instead? This is actually becoming a big problem in Australia at the moment: A large number of GPs are at or

I guess they're not at risk if they close up shop instead? This is actually becoming a big problem in Australia at the moment: A large number of GPs are at or near retirement age, and if it all gets "too hard" they'll just pull the plug early and there's no one to replace them.