共 7 条
[2]
BENIRSCHKE K, 1961, NY J MED, V61, P1499
[3]
Benirschke K, 1990, PATHOLOGY HUMAN PLAC
[4]
DELIA JE, 1990, OBSTET GYNECOL, V75, P1046
[5]
HUGHES HE, 1986, PEDIATRICS, V78, P85
[6]
LIU S, 1992, IN PRESS ACTA GENET
[7]
SCHWALBE E, 1907, DOPPELBILDUNGEN, P234