title: Effects of comorbidity and smoking on the survival of lung cancer patients.
authors.forename: Jeong-Seon
authors.initials: JS
authors.lastname: Ryu
authors.forename: Hun-Jae
authors.initials: HJ
authors.lastname: Lee
mesh_terms: D000230:Adenocarcinoma / Q000453:epidemiology / Q000401:mortality*; D002294:Carcinoma, Squamous Cell / Q000453:epidemiology / Q000401:mortality*; D015897:Comorbidity; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000453:epidemiology / Q000401:mortality*; D008297:Male; D012907:Smoking / Q000453:epidemiology*; D016019:Survival Analysis