TY  - RPRT
TI  - Lead and hyperactivity: lead levels among hyperactive children.
AU  - O J David
AU  - S P Hoffman
AU  - J Sverd
AU  - J Clark
PY  - 1977
DO  - 10.1007/bf00915088
UR  - https://pubmed.ncbi.nlm.nih.gov/604381/
ID  - 604381
ER  -