6E4F:
reference: The BTK Inhibitor ARQ 531 Targets Ibrutinib Resistant CLL and Richter's Transformation., Reiff SD, Mantel R, Smith LL, Greene JT, Muhowski EM, Fabian CA, Goettl VM, Tran M, Harrington B, Rogers KA, Awan FT, Maddocks K, Andritsos L, Lehman AM, Sampath D, Lapalombella R, Eathiraj S, Abbadessa G, Schwartz B, Johnson A, Byrd JC, Woyach JA, Cancer Discov. 2018 Aug 9. pii: 2159-8290.CD-17-1409. doi:, 10.1158/2159-8290.CD-17-1409. PMID: 30093506

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