EPIDEMIOLOGY OF PERSISTENT COUGH.
D000397:Air Pollution; D001991:Bronchitis; D002140:California; D003371:Cough; D004813:Epidemiology; D005853:Geriatrics; D006801:Humans; D007251:Influenza, Human; D009518:New York; D011014:Pneumonia; D012140:Respiratory Tract Diseases; D012852:Sinusitis; D012907:Smoking; D013183:Sputum; D014887:Weather
AIR POLLUTION; BRONCHITIS; CALIFORNIA; COUGH; EPIDEMIOLOGY; GERIATRICS; INFLUENZA; NEW YORK; PNEUMONIA; RESPIRATORY TRACT DISEASES; SINUSITIS; SMOKING; SPUTUM; WEATHER