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Novak A, Hsu SC, Leung-Hagesteijn C, Radeva G, Papkoff J, Montesano R, Roskelley C, Grosschedl R, Dedhar S.Novak A, et al.Proc Natl Acad Sci U S A. 1998 Apr 14;95(8):4374-9. doi: 10.1073/pnas.95.8.4374.Proc Natl Acad Sci U S A. 1998.PMID: 9539744Free PMC article.