title: Histological classification of regional lymph nodes in relation to postoperative survival in primary lung cancer.
mesh_terms: D000230:Adenocarcinoma / Q000473:pathology; D018288:Carcinoma, Small Cell / Q000473:pathology; D002294:Carcinoma, Squamous Cell / Q000473:pathology; D005260:Female; D006801:Humans; D008168:Lung / Q000473:pathology; D008175:Lung Neoplasms / Q000473:pathology / Q000601:surgery*; D008198:Lymph Nodes / Q000473:pathology*; D008297:Male; D008875:Middle Aged; D011184:Postoperative Period; D011379:Prognosis