title: Lung cancer etiology. Critical appraisal.
mesh_terms: D000393:Air Pollutants; D002273:Carcinogens; D004781:Environmental Exposure; D005823:Genetics; D006801:Humans; D008175:Lung Neoplasms / Q000209:etiology* / Q000276:immunology; D009381:Neoplasms, Radiation-Induced; D009858:Oncogenic Viruses
chemical_list: D000393:Air Pollutants; D002273:Carcinogens