TY  - RPRT
TI  - Hyperactivity and spelling disability: testing for shared genetic aetiology.
AU  - J Stevenson
AU  - B F Pennington
AU  - J W Gilger
AU  - J C DeFries
AU  - J J Gillis
PY  - 1993
DO  - 10.1111/j.1469-7610.1993.tb01779.x
UR  - https://pubmed.ncbi.nlm.nih.gov/8245138/
ID  - 8245138
ER  -