title: Differential diagnosis of metastatic undifferentiated carcinoma.
authors.forename: P A
authors.initials: PA
authors.lastname: Hall
authors.forename: D A
authors.initials: DA
authors.lastname: Levison
mesh_terms: D002277:Carcinoma / Q000473:pathology* / Q000556:secondary; D002454:Cell Differentiation; D003937:Diagnosis, Differential; D006801:Humans