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22. Large diversity in transport-mediated methotrexate resistance in human leukemia cell line CCRF-CEM established in a high concentration of leucovorin. Asai S; Miyachi H; Kobayashi H; Takemura Y; Ando Y Cancer Sci; 2003 Feb; 94(2):210-4. PubMed ID: 12708499 [TBL] [Abstract][Full Text] [Related]
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