Use of the TTU is questionable.
Viney
Rosalie C
RC
King
Madeleine T
MT
Savage
Elizabeth J
EJ
Hall
Jane P
JP
D002986:Clinical Trials as Topic; D003362:Cost-Benefit Analysis; D005260:Female; D006801:Humans; D008297:Male; D009517:New South Wales; D010003:Osteoarthritis / Q000191:economics* / Q000628:therapy*; D011788:Quality of Life; D012680:Sensitivity and Specificity; D018434:Sickness Impact Profile