Life and death as the arrival and departure of the psyche.
D033421:Beginning of Human Life; D003643:Death; D005314:Embryonic and Fetal Development; D005328:Fetal Viability; D005333:Fetus; D040821:Human Characteristics; D006801:Humans; D007206:Individuality; D019369:Life; D028723:Personhood; D038522:Twinning, Monozygotic; D014427:Twins