References: Lead object ingestion

Biehusen FC, Pulaski EJ. Lead poisoning after ingestion of a foreign body retained in the stomach. N Engl J Med 1956;254(25):1179-81. https://www.ncbi.nlm.nih.gov/pubmed/13322236
Fergusson JA, Malecky G, Simpson E. Lead foreign body ingestion in children. J Paediatr Child Health 1997;33(6):542-4. https://www.ncbi.nlm.nih.gov/pubmed/9484690
Flora SJ, Pachauri V. Chelation in metal intoxication. Int J Environ Res Public Health 2010;7(7):2745-88. https://www.ncbi.nlm.nih.gov/pubmed/20717537
McCloskey K, Hardikar W, Cranswick N. Case series: elevated lead levels following ingestion of sinkers. J Paediatr Child Health 2014;50(3):239-41. https://www.ncbi.nlm.nih.gov/pubmed/23692642