1. Botstein, D., White, D.L., Skolnick, M. & Davis, R.W. Construction of a genetic linkage map in man using restriction fragment length polymorphisms. Am. J. Hum. Genet. 32, 314–331 (1980).
2. Wyman, A.R. & White, R.W. A highly polymorphic locus in human DNA. Proc. Natl. Acad. Sci. USA 77, 6754–6758 (1980).
3. Gusella, J.F. et al. A polymorphic DNA marker genetically linked to Huntington's disease. Nature 306, 234–238 (1983).
4. Donis-Keller, H. et al. A genetic linkage map of the human genome. Cell 51, 319–337 (1987).
5. Weber, J.L. & May, P.E. Abundant class of human DNA polymorphisms which can be typed using the polymerase chain reaction. Am. J. Hum. Genet. 44, 388–396 (1989).