title: Angiogenesis in unknown primary tumors.
authors.forename: Vito
authors.initials: V
authors.lastname: Longo
authors.forename: Angelo
authors.initials: A
authors.lastname: Vacca
authors.forename: Domenico
authors.initials: D
authors.lastname: Ribatti
mesh_terms: D006801:Humans; D009382:Neoplasms, Unknown Primary / Q000098:blood supply / Q000473:pathology*; D009389:Neovascularization, Pathologic