. . . . . "Audio-visual presentation : QTLs affect continuous traits ; Generally mapped from pedigree or family data ; Genome-wide association studies extended to QTLs ; Alternative models for genetic values ; Regress trait values on genetic markers ; Power of regression tests ; Case-control tests when QTL governs probability of affection ; Case-only Hardy-Weinberg tests."@en . "QTL association mapping"@en . . . "Genetic Predisposition to Disease epidemiology." . .