TY - RPRT TI - Assessment of sex differences for multifactorial traits using path analysis: application to learning difficulties. AU - J P Rice AU - P L Nichols AU - I I Gottesman PY - 1981 DO - 10.1016/0165-1781(81)90032-9 UR - https://pubmed.ncbi.nlm.nih.gov/6943596/ ID - 6943596 ER -