Dr. Andrew Cheung, MD: A graduate of the University of Toronto School of Medicine, Dr. Cheung is a practicing physician at the University Health Network in Toronto, Canada. Dr. Che...view moreDr. Andrew Cheung, MD: A graduate of the University of Toronto School of Medicine, Dr. Cheung is a practicing physician at the University Health Network in Toronto, Canada. Dr. Cheung is a Managing Editor at 2 Minute Medicine™.view less