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Gordon IL, Rypins EB, Wuerker RB, Jakowatz JJ.Gordon IL, et al. Among authors: wuerker rb.Cancer. 1991 Jul 1;68(1):106-10. doi: 10.1002/1097-0142(19910701)68:1<106::aid-cncr2820680121>3.0.co;2-3.Cancer. 1991.PMID: 2049730