[Early detection of exacerbation of infection in patients with chronic obstructive lung diseases and their management].
D000328:Adult; D000368:Aged; D001991:Bronchitis / Q000175:diagnosis* / Q000628:therapy; D005260:Female; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000150:complications*; D008297:Male; D008875:Middle Aged; D013183:Sputum