1. Department of Periodontics/Prevention/Geriatrics, School of Dentistry (A.S., A.C.M., L.K.M.), University of Michigan, Ann Arbor, Michigan 48109
2. Departments of Urology (L.M.K., E.T.K., K.J.P.), University of Michigan, Ann Arbor, Michigan 48109
3. Pathology (E.T.K., L.K.M.), University of Michigan, Ann Arbor, Michigan 48109
4. Department of Orthopedic Surgery (M.J.A.), State University of New York Upstate Medical University, Syracuse, New York 13210
5. Internal Medicine (Division of Hematology/Oncology), Medical School (K.J.P.), University of Michigan, Ann Arbor, Michigan 48109