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Urba S, Wolf GT.Urba S, et al. Among authors: wolf gt.Hematol Oncol Clin North Am. 1991 Aug;5(4):713-24.Hematol Oncol Clin North Am. 1991.PMID: 1890062Review.
Forastiere AA, Perry DJ, Wolf GT, Wheeler RH, Natale RB.Forastiere AA, et al. Among authors: wolf gt.Cancer. 1988 Dec 1;62(11):2304-8. doi: 10.1002/1097-0142(19881201)62:11<2304::aid-cncr2820621108>3.0.co;2-g.Cancer. 1988.PMID: 3179946