Presentation TCT 2013 A Systematic Review and Meta-analysis of Ostial and Trunk versus Distal Lesions in Unprotected Left Main Coronary Artery Stenting Presenter: Wassef Karrowni, Amandeep Dhaliwal, Nader Makki, Saadeddine Dughman, Amy Blevins, Peter Cram, Phillip Horwitz January 31, 2013