title: Acute lymphoblastic leukemia: an historical perspective.
authors.forename: Nita L
authors.initials: NL
authors.lastname: Seibel
mesh_terms: D000970:Antineoplastic Agents / Q000266:history / Q000627:therapeutic use*; D016543:Central Nervous System Neoplasms / Q000188:drug therapy / Q000266:history; D002648:Child; D002986:Clinical Trials as Topic; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D054198:Precursor Cell Lymphoblastic Leukemia-Lymphoma / Q000188:drug therapy* / Q000266:history*; D012189:Retrospective Studies
chemical_list: D000970:Antineoplastic Agents