Peter W. Callander, M.D. +1 415 668 8010 www.petercallandermd.com View Profile Online Appointment Orthopaedics All Introduction Testimonials Presentations 01:02:47 Dr. Peter W. Callander talks about.. by Peter W. Callander, M.D. 3 years ago 01:44:30 Dr Peter W. Callander Hip Resurfacing.. by Peter W. Callander, M.D. 3 years ago