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 ...

Despite increased attention to the reliability of behavioural research, efficient solutions for conducting more representative studies are lacking. Remote virtual reality offers a promising way ...

Lumbar spinal stenosis (LSS) impairs function and quality of life, and two LSS-specific patient-reported outcome (PRO) measures—the LSS Symptom and LSS QOL scales—have been developed; however, their ...