[Respiratory mucus].
D000818:Animals; D001980:Bronchi / Q000378:metabolism*; D001991:Bronchitis / Q000503:physiopathology; D003550:Cystic Fibrosis / Q000503:physiopathology; D006801:Humans; D009093:Mucus / Q000378:metabolism*; D013183:Sputum / Q000378:metabolism; D014783:Viscosity
El mucus respiratorio.