Relation of structure of purine and pyrimidine nucleosides to antitumor activity.
D000970:Antineoplastic Agents / Q000627:therapeutic use*; D055598:Chemical Phenomena; D002621:Chemistry; D009369:Neoplasms / Q000188:drug therapy*; D009705:Nucleosides / Q000627:therapeutic use*; D011687:Purines / Q000627:therapeutic use; D011743:Pyrimidines / Q000627:therapeutic use
D000970:Antineoplastic Agents; D009705:Nucleosides; D011687:Purines; D011743:Pyrimidines