TY  - RPRT
TI  - Early behavioral differences: gender or circumcision?
AU  - M P Richards
AU  - J F Bernal
AU  - Y Brackbill
PY  - 1976
DO  - 10.1002/dev.420090112
UR  - https://pubmed.ncbi.nlm.nih.gov/767183/
ID  - 767183
ER  -