“…Evaluating the potential health effects of lead on the general public is necessary (Goyer, 1990) more susceptible than adults to the absorption and subclinical toxicity of lead (Lauwers et al, 1986). Studies of children have shown relationships between low blood lead levels and various health issues such as cognitive effects (Needleman and Gatsonis, 1990;Canfield et al, 2003), growth hormone secretion (Huseman et al, 1992), and nutritional status (e.g., iron, calcium, and caloric intake) (Lacasana et al, 2000;Hammad et al, 1996;Gallicchio et al, 2002).…”