Sialic acid and its relation to chronic bronchitis.
D000596:Amino Acids / Q000032:analysis*; D001991:Bronchitis / Q000378:metabolism*; D029481:Bronchitis, Chronic; D006801:Humans; D019158:N-Acetylneuraminic Acid; D013183:Sputum
D000596:Amino Acids; D019158:N-Acetylneuraminic Acid
AMINO ACIDS/determination; BRONCHITIS/metabolism; SPUTUM