D-3, r. 4 - Code of ethics of dentists

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3.04.01. A dentist must, in the practice of his profession, fully commit his personal civil liability. He is thus prohibited from inserting in a contract for professional services a clause excluding such liability, directly or indirectly, in whole or in part.
R.R.Q., 1981, c. D-3, r. 4, s. 3.04.01.