Chronic widespread pain: a three year followup of pain distribution and risk factors.
Bergman S, Herrström P, Jacobsson LT, Petersson IF.
J Rheumatol. 2002 Apr;29(4):818-25.
Chronic widespread pain: a three year followup of pain distribution and risk factors.
Bergman S, Herrström P, Jacobsson LT, Petersson IF.
J Rheumatol. 2002 Apr;29(4):818-25.