Exploring clinical problems in oncology.
D001943:Breast Neoplasms / Q000628:therapy; D004417:Dyspnea / Q000628:therapy; D006801:Humans; D008175:Lung Neoplasms / Q000628:therapy; D008495:Medical Oncology / Q000191:economics / Q000379:methods* / Q000639:trends; D016540:Smoking Cessation; D013727:Terminal Care / Q000379:methods / Q000639:trends