1 대한산부인과학회, "산과학. 제4판" 72-, 2007
2 Cunningham FG, "Williams Obstetrics. 22th ed" 93-, 2005
3 ACOG Committee on Ethics, "Using preimplantation embryos for research" 108 (108): 1305-1317, 2006
4 The Ethics committee of the American Fertility Society, "The biological characteristics of the preembryo" 46 (46): 27s-, 1986
5 Moore KL, "The Developing Human: Clinically Oriented Embryology. 7th ed" 92-100, 2004
6 "Recommendations of the Warnock Committee" 2 : 217-218, 1984
7 Malhowald MB, "Maternal-fetal conflict: Positions and principles" 35 : 729-737, 1992
8 Braude P, "Human gene expression first occurs between the four- and eight-cell stage of preimplantation development" 332 : 459-461, 1988
9 O’Rahilly R, "Human Embryology and Teratology. 3rd ed" 87-88, 2000
10 Grobstein C, "External human fertilization" 240 : 57-67, 1979
1 대한산부인과학회, "산과학. 제4판" 72-, 2007
2 Cunningham FG, "Williams Obstetrics. 22th ed" 93-, 2005
3 ACOG Committee on Ethics, "Using preimplantation embryos for research" 108 (108): 1305-1317, 2006
4 The Ethics committee of the American Fertility Society, "The biological characteristics of the preembryo" 46 (46): 27s-, 1986
5 Moore KL, "The Developing Human: Clinically Oriented Embryology. 7th ed" 92-100, 2004
6 "Recommendations of the Warnock Committee" 2 : 217-218, 1984
7 Malhowald MB, "Maternal-fetal conflict: Positions and principles" 35 : 729-737, 1992
8 Braude P, "Human gene expression first occurs between the four- and eight-cell stage of preimplantation development" 332 : 459-461, 1988
9 O’Rahilly R, "Human Embryology and Teratology. 3rd ed" 87-88, 2000
10 Grobstein C, "External human fertilization" 240 : 57-67, 1979
11 Edmonds DK, "Early embryonic mortality in women" 38 : 447-453, 1982