Results 331 to 340 of about 1,520,474 (347)
Some of the next articles are maybe not open access.

Cluster-randomized controlled trials: Part 1

American Journal of Orthodontics and Dentofacial Orthopedics, 2012
openaire   +2 more sources

NIH tackles clinical trial shortcomings

Nature Reviews Drug Discovery, 2016
exaly  

Cluster-randomized controlled trials: Part 2

American Journal of Orthodontics and Dentofacial Orthopedics, 2012
openaire   +2 more sources

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