title: [One-day profiles of sputum production].
mesh_terms: D000328:Adult; D000368:Aged; D001980:Bronchi / Q000378:metabolism*; D001987:Bronchiectasis / Q000503:physiopathology; D001991:Bronchitis / Q000503:physiopathology; D002940:Circadian Rhythm; D005260:Female; D006801:Humans; D008168:Lung / Q000378:metabolism*; D008297:Male; D008875:Middle Aged; D013183:Sputum / Q000378:metabolism*