The problem of euthanasia.
D001293:Attitude to Death; D001926:Brain Death; D003643:Death; D005065:Euthanasia; D005066:Euthanasia, Passive; D006801:Humans; D008020:Life Support Care; D016224:Living Wills; D011788:Quality of Life; D013727:Terminal Care; D019452:Terminally Ill