Chronic pain in primary care.
Kumpusalo
E
E
Mäntyselkä
P
P
Takala
J
J
D002908:Chronic Disease; D005387:Finland; D006801:Humans; D010146:Pain / Q000191:economics* / Q000523:psychology*; D011320:Primary Health Care / Q000191:economics / Q000706:statistics & numerical data*