It isn't an absolute, but you certainly can say that the chances of containing spread among bird flocks in developed nations that have good agricultural capabilities and controls, to identify rapidly and cull and eliminate the sick chickens to prevent spread . . . is much better than in some other developing nations.  -   Dr. Fauci     Quotes
It isn't an absolute, but you certainly can say that the chances of containing spread among bird flocks in developed nations that have good agricultural capabilities and controls, to identify rapidly and cull and eliminate the sick chickens to prevent spread . . . is much better than in some other developing nations. Dr. Fauci