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Pearce HL, Safa AR, Bach NJ, Winter MA, Cirtain MC, Beck WT.Pearce HL, et al.Proc Natl Acad Sci U S A. 1989 Jul;86(13):5128-32. doi: 10.1073/pnas.86.13.5128.Proc Natl Acad Sci U S A. 1989.PMID: 2567994Free PMC article.
Seitz DE, Pearce HL.Seitz DE, et al. Among authors: pearce hl.Cancer Invest. 1990;8(2):233-5. doi: 10.3109/07357909009017569.Cancer Invest. 1990.PMID: 2400939