Measurement properties of instruments assessing permanent functional impairment of the spine: a systematic review protocol.
Suelen Meira GoesCatherine M TraskCatherine BodenBrenna BathDaniel Cury RibeiroPaul HendrickLynne ClayXiaoke ZengStephan MilosavljevicPublished in: BMJ open (2018)
CRD42017060390.
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