Effective Surgical Safety Checklist Implementation Conley, Dante M.; Singer, Sara J.; Edmondson, Lizabeth; More Conley, Dante M.; Singer, Sara J.; Edmondson, Lizabeth; Berry, William R.; Gawande, Atul A. Less Journal of the American College of Surgeons. 212(5):873-879, May 2011. Abstract Abstract Favorite PDF Permissions Buy