共 15 条
[2]
Butler NR, 1963, PERINATAL MORTALITY
[4]
JONES RAK, 1984, CLIN OBSTET GYNAECOL, V11, P499
[5]
KOIVISTO M, 1972, DEV MED CHILD NEUROL, V14, P603
[6]
LUBCHENCO LO, 1971, PEDIATRICS, V47, P831
[7]
MILNER RDG, 1974, J OBSTET GYN BR COMM, V81, P956
[8]
NELIGAN GA, 1963, LANCET, V1, P1281
[10]
PILDES RS, 1974, PEDIATRICS, V54, P5