Ubel, P. A. (2014). "Transplantation Traffic — Geography as Destiny for Transplant Candidates". New England Journal of Medicine. 371 (26): 2450–2452. doi:10.1056/NEJMp1407639. PMID25539104.
"National Data Reports". The Organ Procurement and Transplant Network (OPTN). Retrieved 19 August 2021. (the link is to a query interface; Choose Category = Transplant, Organ = Kidney, and select the 'Transplant by donor type' report link)
Ubel, P. A. (2014). "Transplantation Traffic — Geography as Destiny for Transplant Candidates". New England Journal of Medicine. 371 (26): 2450–2452. doi:10.1056/NEJMp1407639. PMID25539104.
HighBeam Judy Siegel, "Live liver and lung donations approved. New regulations will give hope to dozens." 'Jerusalem Post', 9 May 1995 "(subscription required)