title: Incidence of bronchogenic carcinoma in Negroes. Statistical analysis of 94 cases.
mesh_terms: D000230:Adenocarcinoma / Q000453:epidemiology*; D000328:Adult; D000368:Aged; D044383:Black People; D002283:Carcinoma, Bronchogenic / Q000453:epidemiology*; D002294:Carcinoma, Squamous Cell / Q000453:epidemiology*; D004219:District of Columbia; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000453:epidemiology*; D008297:Male; D008875:Middle Aged; D012907:Smoking / Q000150:complications; D001741:Black or African American