title: Postoperative empyema improves survival in lung cancer. Documentation and analysis of a natural experiment.
mesh_terms: D000230:Adenocarcinoma / Q000401:mortality* / Q000601:surgery; D000368:Aged; D000942:Antigens, Bacterial; D002277:Carcinoma / Q000401:mortality* / Q000601:surgery; D002294:Carcinoma, Squamous Cell / Q000401:mortality* / Q000601:surgery; D004322:Drainage; D004653:Empyema / Q000276:immunology / Q000601:surgery; D005500:Follow-Up Studies; D006801:Humans; D007111:Immunity, Cellular; D008175:Lung Neoplasms / Q000276:immunology / Q000401:mortality* / Q000601:surgery; D008198:Lymph Nodes; D008214:Lymphocytes / Q000276:immunology; D008264:Macrophages / Q000276:immunology; D008297:Male; D008875:Middle Aged; D011013:Pneumonectomy; D011183:Postoperative Complications; D012189:Retrospective Studies
chemical_list: D000942:Antigens, Bacterial