The quality of life.
D000029:Abortion, Legal; D000368:Aged; D002648:Child; D000013:Congenital Abnormalities; D006233:Persons with Disabilities; D005065:Euthanasia; D005066:Euthanasia, Passive; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D011247:Pregnancy; D011788:Quality of Life; D006113:United Kingdom