. . . "Mr LM???s Knowledge of and Approach to CAD [17] Evidence about Mr LM???s knowledge of CAD and his approach to the illness and treatment options came from his widow, Dr Leitl and Dr Allen. [18] It was apparent to the Panel that Mr LM was regarded by both Dr Leitl and Dr Allen as having a far greater than usual knowledge and understanding about CAD as compared to other patients." .