title: Respiratory symptoms in twins: effects of residence-associated air pollution, tobacco and alcohol use, and other factors.
mesh_terms: D000397:Air Pollution / Q000032:analysis; D000435:Alcoholic Intoxication / Q000150:complications; D001991:Bronchitis / Q000209:etiology / Q000235:genetics; D002248:Carbon Monoxide / Q000032:analysis; D003371:Cough / Q000209:etiology / Q000235:genetics; D004200:Diseases in Twins; D004391:Dust / Q000032:analysis; D004781:Environmental Exposure; D005838:Genotype; D006801:Humans; D008297:Male; D008875:Middle Aged; D012111:Residence Characteristics; D012140:Respiratory Tract Diseases / Q000209:etiology* / Q000235:genetics; D012907:Smoking / Q000150:complications; D012959:Socioeconomic Factors; D013458:Sulfur Dioxide / Q000032:analysis; D011795:Surveys and Questionnaires; D014481:United States
chemical_list: D004391:Dust; D013458:Sulfur Dioxide; D002248:Carbon Monoxide