References [Canfield2003] Canfield RL, et al. Intellectual impairment in children with blood lead concentrations below 10 ug per deciliter. New England J Medicine. 348(16):1517-1526 (2003). Cited by [Starr2005]. [Huseman1987] Huseman CA, et al. Childhood lead toxicity and impaired release of thyroid stimulation hormone. Environ Res. 42:524-533 (1987). Cited by [Starr2005]. [Stapleton1994] Stapleton R. Lead is a Silent Hazard. New York: Walker Publishing Company (1994). Cited by [Starr2005]. [Starr2005] Mark Starr. Hypothyroidism Type 2: The Epidemic Columbia, MO: Mark Starr Trust (2005). Amazon Updated 2011 added: Hashimoto's & Grave's diseases.