[Symposium on the "cancer virus" 1. Study on the mechanism of spontaneous cell transformation in mammalian cells in culture].
D000818:Animals; D002471:Cell Transformation, Neoplastic; D006224:Cricetinae; D046508:Culture Techniques; D009374:Neoplasms, Experimental; D009858:Oncogenic Viruses; D014776:Virus Cultivation