The randomised controlled trial in the evaluation of new technology: a case study.
Challah
S
S
Mays
N B
NB
D002986:Clinical Trials as Topic; D005069:Evaluation Studies as Topic; D006801:Humans; D008096:Lithotripsy / Q000295:instrumentation; D011897:Random Allocation; D013673:Technology Assessment, Biomedical; D006113:United Kingdom; D014545:Urinary Calculi / Q000601:surgery / Q000628:therapy