Doctors aren't used to being reviewed in this way, so some are only going to go into this new world kicking and screaming. The good news is that it's very hard

Doctors aren't used to being reviewed in this way, so some are only going to go into this new world kicking and screaming. The good news is that it's very hard to win a libel judgement against somebody in the U.S. — as far as I know, you have to show that somebody said something they knew to be false and did so with the malicious intent of harming you.