If a person, liable to any action mentioned, fraudulently conceals the cause thereof from the person entitled thereto, or if a fraud is committed which entitles any person to an action, the action may be commenced at any time within 6 years after the person entitled thereto discovers that he has just cause of action, except as provided in section 3580. [1985, c. 641, §1(AMD).]
14 M.R.S. § 859