Highlights of the American Association of Physicists in Medicine 52nd Annual Meeting, Philadelphia, Pennsylvania, July 18-22 … The 52nd meeting American Association of Physicists in Medicine (AAPM) calls from July18 – 22 2010 in Philadelphia, PA. AAPM is the premier organization in medical physics, a broad-based discipline that encompasses scientific and professional principles of physics and applications in medicine and biology. Members include medical physicists who specialize in research that develops …