History of physician-hospital collaboration : obstacles and opportunities / Lawton R. Burns, Jeff C. Goldsmith, Ralph W. Muller -- Achieving the vision : structural change / Stephen M. Shortell, Lawrence P. Casalino, Elliott S. Fisher -- Achieving the vision : payment reform / Stuart Guterman, Anthony Shih -- Achieving the vision : operational challenges and improvement / Bruce J. Genovese -- Overcoming barriers to improved collaboration and alignment : legal and regulatory issues / Robert F. Leibenluft, William M. Sage -- Overcoming barriers to improved collaboration and alignment : governance issues / Jeffrey A. Alexander, Gary J. Young ; commentary by James DeNuccio and John R. Combes -- Overcoming barriers to improved collaboration and alignment : cultural issues / Katherine A. Schneider -- Special issues for safety net hospitals and clinics / Benjamin K. Chu -- Special issues for academic medical centers / David Posch ; commentary by Darrell G. Kirch -- What needs to happen next? / Francis J. Crosson.