TY  - RPRT
TI  - Efficient computation of patterned covariance matrix mixed models in quantitative segregation analysis.
AU  - N Schork
PY  - 1991
DO  - 10.1002/gepi.1370080104
UR  - https://pubmed.ncbi.nlm.nih.gov/2060770/
ID  - 2060770
ER  -