Record added by Jurg Ott (the original Rockefeller list)
two-locus trait linkage programs
these are extensions of the LINKAGE programs that allow the disease phenotype to be under the control of disease two loci.
Lathrop, Ott (1990), American Journal of Human Genetics, 47(supp):A188.
Schork, Boehnke, Terwilliger, Ott (1993), “Two-trait-locus linkage analysis: a powerful strategy for mapping complex genetic traits”, American Journal of Human Genetics, 53(5):1127-1136