1) Stevens A, Lowe J : 人体組織学.南江堂,東京,1999
2) Carlson BM : カールソン人体発生学.西村書店,東京,2002
3) Sadler TW : ラングマン人体発生学.メディカルサイエンスインターナショナル,東京,2004
4) Thompson JM, Irgens LM, Skjaerven R, et al : Placenta weight percentile curves for singleton deliveries. BJOG 114 : 715─720, 2007
5) Desoye G, Shafrir E : The human placenta in diabetic pregnancy. Diabetes Rev 35 : 45─55, 1996
6) Clarson C, Tevaarwerk GJ, Harding PG, et al : Placental weight in diabetic pregnancies. Placenta 10 : 275─281, 1989
7) Heinonen S, Taipale P, Saarikoski S : Weights of placentae from small─for─gestational age infants revisited. Placenta 22 : 399─404, 2001
8) Fox H : Pathology of the placenta. Monograph, Vol VII. Philadelphia, Saunders, 1978
9) Benirschke K, Kaufmann P : Pathology of the human placenta, 4th ed. Springer─Verlag, New York, 2000
10) Lademacher DS, Vermeulen RC, Harten JJ, et al : Circumvallate placenta and congenital malformation. Lancet 8222 : 732, 1981
11) Langston C, Kaplan C, Macpherson T, wt al : Practical guideline for examination of the placenta : developed by the Placental Pathology Practice Guideline Development Task Force of the College of American Pathologists. Arch Pathol Lab Med 121 : 449─476, 1997