[Some aspects of the study of human cancer by means of virological methods].
D001943:Breast Neoplasms / Q000821:virology*; D006801:Humans; D009369:Neoplasms / Q000821:virology*; D013274:Stomach Neoplasms / Q000821:virology*; D014780:Viruses
BREAST NEOPLASMS/virology; NEOPLASMS/virology; STOMACH NEOPLASMS/virology; VIRUSES