title: Organ donation: the supply/demand discrepancy.
mesh_terms: D006801:Humans; D038622:Internationality; D037141:Mandatory Programs; D009926:Organ Preservation; D012068:Religion and Medicine; D014019:Tissue Donors / Q000523:psychology*; D009927:Tissue and Organ Procurement; D014481:United States; D035141:Voluntary Programs