You're kidding with that response, right? The whole paragraph is an argument for a coordinated federal effort to fight pandemics BECAUSE you're not just peeing in one end of the pool.
It's like the disparity in gun laws from state to state. Tough gun laws in Chicago are undermined by the illicit trafficking in guns from IN and MS, among other states, into Chicago.
Trump lied to America about it, ignored the experts, and encouraged Americans to do the same.
With a much larger population and more religiously minded freedom-fixed ideologues it is more difficult for you, still, if other countries as Australia can do it better why can't you?