Note that the medical condition must be both self-inflicted by the client AND inflicted by their own intentional act. It is NOT sufficient for the injury to be inflicted by a grossly negligent act of the member. Gross negligence may, however, constitute serious and wilful misconduct in certain extreme circumstances.
Links
[1] https://clik.dva.gov.au/user/login?destination=node/20176%23comment-form