Unexplained deaths following knee surgery--Minnesota, November 2001.
D019645:Arthroplasty, Replacement, Knee; D002358:Cartilage, Articular / Q000637:transplantation; D003013:Clostridium; D003015:Clostridium Infections / Q000401:mortality*; D017558:Elective Surgical Procedures; D006801:Humans; D007719:Knee Joint / Q000601:surgery*; D008910:Minnesota / Q000453:epidemiology; D019637:Orthopedic Procedures; D011183:Postoperative Complications / Q000401:mortality*