Dr. Lillian Lai-Yun Siu is a Ontario state licensed medical doctor, specializing in Hematology/Oncology. Graduated Magna Cum Laude from University of Toronto Faculty of Medicine, Dr. Siu currently is working at Princess Margaret Hospital, located in 610 University Ave Toronto ON M5G 2M9 Please call +1-416-946-2911 to contact. Access cdoc101.com on a desktop computer to view more details. | |||