[On the anti-tumor activity of certain derivatives of trimer and tetramer of phosphonitrile].
D000970:Antineoplastic Agents / Q000494:pharmacology*; D006571:Heterocyclic Compounds / Q000494:pharmacology*; D006801:Humans; D009369:Neoplasms
D000970:Antineoplastic Agents; D006571:Heterocyclic Compounds
ANTINEOPLASTIC AGENTS/pharmacology; HETEROCYCLIC COMPOUNDS/pharmacology