title: [Multiple cancer].
authors.affiliation: First Department of Internal Medicine, Tokyo Medical College.
authors.forename: K
authors.initials: K
authors.lastname: Utsumi
authors.forename: Y
authors.initials: Y
authors.lastname: Ichinose
authors.forename: K
authors.initials: K
authors.lastname: Toyama
mesh_terms: D003131:Combined Modality Therapy; D003937:Diagnosis, Differential; D006801:Humans; D009378:Neoplasms, Multiple Primary / Q000175:diagnosis / Q000503:physiopathology; D011379:Prognosis