共 22 条
[1]
BENIRSCHKE K, 1961, NEW YORK STATE J MED, V60, P1499
[2]
BENIRSCHKE K, 1959, OBSTET GYNECOL, V14, P72
[3]
BENIRSCHKE K, 1964, BOSTON MED QUART, V15, P11
[4]
BLEISCH V, IN PRESS
[6]
FALKNER F, 1962, BIOL NEONATORUM, V4, P52
[7]
GEDDA L, 1961, TWINS HISTORY SCIENC
[8]
HEINRICHS E, 1964, JAMA-J AM MED ASSOC, V187, P862
[9]
Hertig AT, 1935, CONTRIB EMBRYOL, V25, P39
[10]
Hyrtl J., 1870, BLUTGEFASSE MENSCHLI