1. Comment on Dr. Robertson's communication
2. E. Boerwinkle (1985 ). The use of measured genotype information in the genetic analysis of quantitative phenotypes . Ph.D. Thesis , University of Michingan, Ann Arbor.
3. E. Boerwinkle, and C. F. Sing (1986 ). Bias of the variance contribution of single loci . Am. J. Hum. Genet. (Submitted.).