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Bork P, Doolittle RF.Bork P, et al.Proc Natl Acad Sci U S A. 1992 Oct 1;89(19):8990-4. doi: 10.1073/pnas.89.19.8990.Proc Natl Acad Sci U S A. 1992.PMID: 1409594Free PMC article.
Bork P, Sander C, Valencia A.Bork P, et al.Proc Natl Acad Sci U S A. 1992 Aug 15;89(16):7290-4. doi: 10.1073/pnas.89.16.7290.Proc Natl Acad Sci U S A. 1992.PMID: 1323828Free PMC article.
Little E, Bork P, Doolittle RF.Little E, et al. Among authors: bork p.J Mol Evol. 1994 Dec;39(6):631-43. doi: 10.1007/BF00160409.J Mol Evol. 1994.PMID: 7528812