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 @article{cowell_kim_humaljoki_berek_kepler_1999, title={Enhanced evolvability in immunoglobulin V genes under somatic hypermutation}, volume={49}, DOI={10.1007/PL00006530}, number={1}, journal={Journal of Molecular Evolution}, author={Cowell, L. G. and Kim, H. J. and Humaljoki, T. and Berek, C. and Kepler, T. B.}, year={1999}, pages={23–26} }
 @article{cho_kim_littler_miller_lee_lindsey_1999, title={Rational synthesis of trans-substituted porphyrin building blocks containing one sulfur or oxygen atom in place of nitrogen at a designated site}, volume={64}, DOI={10.1021/jo9909305}, number={21}, journal={Journal of Organic Chemistry}, author={Cho, W. S. and Kim, H. J. and Littler, B. J. and Miller, M. A. and Lee, C. H. and Lindsey, Jonathan}, year={1999}, pages={7890–7901} }