共 17 条
[2]
Bednarek FJ, 1998, J PEDIATR-US, V133, P601, DOI 10.1016/s0022-3476(98)70097-6
[6]
KATTNER E, 1998, INTENSIFS NOUVEAU NE, P317
[7]
UMBILICAL-CORD CLAMPING AND PRETERM INFANTS - A RANDOMIZED TRIAL
[J].
BMJ-BRITISH MEDICAL JOURNAL,
1993, 306 (6871)
:172-175