Results 291 to 300 of about 175,554 (303)
Some of the next articles are maybe not open access.

Statistics notes. Trials randomised in clusters.

BMJ (Clinical research ed.), 1997
J M, Bland, S M, Kerry
openaire   +1 more source

Cancer therapy and the randomized clinical trial: good medicine?

Ca-A Cancer Journal for Clinicians, 1994
exaly  

NIH tackles clinical trial shortcomings

Nature Reviews Drug Discovery, 2016
exaly  

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