(50) studied 449 lead workers with different levels of lead exposure [from <40 to >100 pg/dl (<1.93 to >4.83 pmol/l)], and found highly significant correlations between BUN and creatinine and zinc protoporphyrin levels.
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(50) studied 449 lead workers with different levels of lead exposure [from <40 to >100 pg/dl (<1.93 to >4.83 pmol/l)], and found highly significant correlations between BUN and creatinine and zinc protoporphyrin levels.