The Chronic Pain Grade questionnaire: validation and reliability in postal research
Smith, Blair H, Penny, Kay I, Purves, Alison M, Munro, Calum, Wilson, Brenda, Grimshaw, Jeremy, Chambers, W.Alastair, Smith, W.Cairns
Published in Pain (Amsterdam) (01.06.1997)
Published in Pain (Amsterdam) (01.06.1997)
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