A COMPARATIVE-STUDY OF SIGNAL VERSUS AGGREGATE METHODS OF OUTCOME MEASUREMENT BASED ON THE WOMAC OSTEOARTHRITIS INDEX Academic Article uri icon

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authors

  • BARR, S
  • BELLAMY, N
  • BUCHANAN, WW
  • CHALMERS, A
  • FORD, PM
  • Kean, Walter
  • KRAAG, GR
  • GERECZSIMON, E
  • CAMPBELL, J

publication date

  • November 1, 1994