Spine
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Health Services Research. ⋯ 4.
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Prospective Cohort Study OBJECTIVE.: The aim of this study was to validate the Patient Reported Outcomes Measurement Information System (PROMIS) against existing patient-reported outcomes in the cervical spine. ⋯ 3.
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Observational Study
Broad External Validation and Update of a Prediction Model for Persistent Neck Pain After 12 Weeks.
A prospective observational study. ⋯ 3.
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A bibliometric review of the literature. ⋯ 5.