Objectives To study the extent of blinding in randomised clinical trials of psychological interventions and the interpretative considerations if randomised clinical trials are not blinded. Design ...

2 Department of Public Health, University of Oxford, Oxford, UK If you wish to reuse any or all of this article please use the link below which will take you to the ...

In a formerly widespread approach to medical decision making, physicians made a diagnosis, considered the management alternatives, and informed patients what would be done to help them. Decision ...