There is a distinction that one learns about on the first day of a course in psychological research methods. It is the difference between internal and external validity. Internal validity is ...

The visual analog scale (VAS) demonstrates comparable validity for perennial allergic rhinitis (PAR) and nonallergic rhinitis ...

Ethnographic research, such as observing the setup of a catheter, often leads toideation. But it can also lead to significant device design. In 2001, William Reese and I wrote an article about the use ...

In everyday language, the term validity is typically used to describe something as being trustworthy or legit. It's meaning ...

To systematically review the best supportive care (BSC) literature and to evaluate the ethical and methodologic validity issues by using widely acknowledged criteria. Since the mid 1980s, best ...

This paper has been written as a contribution to the debate about the possible directions that might be taken in the light of the current review of the role of assessment in the National Curriculum of ...