TY - RPRT TI - Small effect on plasma selenium level by occupational lead exposure. AU - A Gustafson AU - A Schütz AU - P Andersson AU - S Skerfving PY - 1987 DO - 10.1016/0048-9697(87)90075-1 UR - https://pubmed.ncbi.nlm.nih.gov/3685956/ ID - 3685956 ER -