[Nature of viruses causing infectious diseases and certain tumors].
D003141:Communicable Diseases; D006801:Humans; D009369:Neoplasms / Q000209:etiology*; D014777:Virus Diseases; D014780:Viruses
NEOPLASMS/etiology and pathogenesis; VIRUS DISEASES
Sulla natura dei virus agenti di malattie infettive e di alcuni tumori.