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The Journal of Pediatrics|September 1, 1985
Monozygotic siblings discordant for neuroblastoma: etiologic implicationsB H Kushner, L HelsonInternational Journal of Oncology|May 12, 2011
Reversion of p-glycoprotein mediated multidrug-resistance to vincristine and adriamycin by psc-833, a cyclosporine derivative in human neuroblastoma cell-linesC Helson, Z Zahn, L HelsonJournal of the National Cancer Institute|September 1, 1976
Lymphocyte transformation in children with neuroblastomaL Helson, L Shou, J TauberCancer Clinical Trials|January 1, 1981
Flow cytometric analysis of bone marrow in a patient with resistant neuroblastomaL Helson, F Traganos, D MillerAnti-Cancer Drugs|August 1, 1995
Camptothecin cytotoxic effects in vitro: dependency on exposure duration and doseL Helson, C Helson, S AinsworthNeurochemical Research|December 1, 1993
delta-Aminolevulinic acid effects on neuronal and glial tumor cell linesL Helson, S Braverman, J MangiardiCancer Drug Delivery|January 1, 1984
Importance of clinical exposure on verapamil enhancement of adriamycin-vincristine cytotoxicity in human neuroblastomaL Helson, B Member, C HelsonAnticancer Research|September 1, 1995
Hemin toxicity in a human epithelioid sarcoma cell lineS Braverman, C Helson, L HelsonExperimental Cell Biology|January 1, 1979
Effects of murine tumor necrosis factor on heterotransplanted human tumorsL Helson, C Helson, S GreenAnnals of Clinical and Laboratory Science|July 1, 1975
Diagnostic value of cytologic specimens obtained from children with cancerL Helson, P Krochmal, S I HajduPageof 15