共 15 条
[2]
BLOCK MF, 1977, OBSTET GYNECOL, V50, P186
[3]
BOWES W, 1977, 5TH P STUD GROUP ROY, P331
[6]
GOODMAN LS, 1975, PHARMACOL BASIS, P1491
[7]
KUHN RJP, 1982, OBSTET GYNECOL, V60, P403
[9]
LIGGINS GC, 1972, PEDIATRICS, V50, P515
[10]
MEAD PB, 1977, J REPROD MED, V19, P3