[Chronic obstructive lung disease. Early diagnosis in primary health care requires well-functioning spirometry routines].
Lundqvist
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G
Umeå vårdcentral.
Persson
A
A
Widman
L
L
Lundgren
R
R
Lindén
G
G
D000328:Adult; D003151:Community Health Centers; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D029424:Pulmonary Disease, Chronic Obstructive / Q000175:diagnosis* / Q000517:prevention & control; D016540:Smoking Cessation; D013147:Spirometry / Q000379:methods / Q000592:standards; D013548:Sweden