Figure 4From: Elevated blood lead levels among unskilled construction workers in Jimma, Ethiopia Proportion of individuals with BLLs between 20–30 μg/dL, 30–40 μg/dL and above 40 μg/dL among the construction workers with service years between 0.5 – 1 year, 1 – 3 years and 3 – 10 years. Back to article page