title: The changing picture in primary carcinoma of the lung.
mesh_terms: D000230:Adenocarcinoma / Q000453:epidemiology*; D002282:Adenocarcinoma, Bronchiolo-Alveolar / Q000453:epidemiology*; D000328:Adult; D001741:Black or African American; D000368:Aged; D002277:Carcinoma / Q000453:epidemiology*; D002283:Carcinoma, Bronchogenic / Q000453:epidemiology*; D002294:Carcinoma, Squamous Cell / Q000453:epidemiology*; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000453:epidemiology*; D008297:Male; D008875:Middle Aged; D012737:Sex Factors; D013714:Tennessee