• The choice between an observational study and a randomized controlled trial (RCT) is not binary. • No algorithm exists for determining whether an observational study or an RCT is best for answering ...
Comparative effectiveness research increasingly is being recognized as a priority area in cancer research. Although researchers have been conducting comparative effectiveness research for decades, ...
The social sciences comprise a vast array of research methods, models, measures, concepts, and theories. This appendix provides a brief overview of five common research methods or approaches and their ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results