Trends and Zipcodes associated with Lead poisoning in Chicago: What level is safe?

Purpose: Lead exposure in children has been a long-term problem leading to deleterious effects in the body. Centre for Disease Control(CDC) recommends to screen all children for their blood Lead concentrations at around 1 and 2 years of age. In the latest guidelines published in 2012, the safe blood level of lead(10ig/dL) and the term “level of concern” have been abandoned because of the evidence …