1. The Pharmacological Basis of Therapeutics;Goodman, L.S.; Gilman, A.,1970
2. Quinine poisoning;Hillman, E.; Harpur, E.R.;New England Journal of Medicine,1961
3. A Case of Fetus in Fetu Meckel (circa 1800) described a condition where a parasitic twin was found included within the abdomen of its partner and called it fetus in fetu,1958