title: Lung cancer. Part I: Etiology, pathology, natural history, manifestations, and diagnostic techniques.
mesh_terms: D000230:Adenocarcinoma / Q000175:diagnosis / Q000453:epidemiology / Q000209:etiology; D001707:Biopsy, Needle; D001999:Bronchoscopy; D002283:Carcinoma, Bronchogenic / Q000175:diagnosis / Q000453:epidemiology / Q000209:etiology; D018288:Carcinoma, Small Cell / Q000175:diagnosis / Q000453:epidemiology / Q000209:etiology; D002294:Carcinoma, Squamous Cell / Q000175:diagnosis / Q000453:epidemiology / Q000209:etiology; D006801:Humans; D008175:Lung Neoplasms / Q000175:diagnosis / Q000453:epidemiology / Q000209:etiology*; D008403:Mass Screening; D012907:Smoking; D013183:Sputum / Q000166:cytology; D014481:United States