title: Studies on the variation in the viscosity of bronchial mucus and a technique for reducing such variation.
mesh_terms: D001249:Asthma; D001980:Bronchi / Q000502:physiology*; D001991:Bronchitis; D006801:Humans; D009093:Mucus / Q000502:physiology*; D011656:Pulmonary Emphysema; D012212:Rheology / Q000379:methods; D013183:Sputum / Q000032:analysis; D014783:Viscosity