LOS ANGELES AIR POLLUTION AND RESPIRATORY DISEASE.
D000397:Air Pollution; D001249:Asthma; D002140:California; D002648:Child; D006801:Humans; D015141:Los Angeles; D012120:Respiration Disorders; D012140:Respiratory Tract Diseases
AIR POLLUTION; ASTHMA; CALIFORNIA; CHILD; RESPIRATORY TRACT DISEASES