Good lord! I'd be looking for a new vet if mine told me that! She's hiding from you now, but eventually she will probably fight back. That's a good way to teach your dog to be aggressive.
I'd suggest printing off this article for your vet:
ClickerSolutions Training Articles -- The History and Misconceptions of Dominance Theory
I'd suggest trying the Nothing In Life is Free training method:
Nothing in Life is Free Nothing in Life is Free Gaining control of your dog humanely