共 20 条
- [1] BIENIARZ J, 1958, GESTATION, P109
- [2] BOE F, 1953, Acta Obstet Gynecol Scand Suppl, V32, P1
- [3] BORELL U, 1958, Geburtshilfe Frauenheilkd, V18, P1
- [5] FERNSTROM I, 1955, ACTA RADIOL S, V122, P3
- [8] GRUENWALD P, 1966, B JOHNS HOPKINS HOSP, V119, P172
- [9] OBSERVATIONS ON THE HUMAN PLACENTA [J]. PROCEEDINGS OF THE ROYAL SOCIETY OF MEDICINE-LONDON, 1951, 44 (06): : 489 - 496
- [10] HARRIS JWS, 1966, CONTRIB EMBRYOL, V38, P46