TY  - RPRT
TI  - Family structure: a general program for displaying complex pedigree data.
AU  - C E Kahn
PY  - 1990
DO  - 10.1016/0169-2607(90)90017-4
UR  - https://pubmed.ncbi.nlm.nih.gov/2261756/
ID  - 2261756
ER  -