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Validity in Psychological Tests

In everyday language, the term validity is typically used to describe something as being trustworthy or legit. It's meaning ...
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Validation and reliability of a Spanish version of Simple Shoulder Test (SST-Sp)

Background The Simple Shoulder Test (SST-Sp) is a widely used outcome measure. Objective The purpose of this study was to develop and validate a Spanish-version SST (SST-Sp). Methods A two-stage ...