共 4 条
[1]
AVERY GB, 1981, NEONATOLOGY PATHOPHY, P645
[2]
ENGLE RR, 1973, PEDIATR RES, V7, P292
[3]
GULLACE G, 1982, ULTRASOUND MED BIOL, V8, P495
[4]
VALDEZCRUZ IM, 1976, CIRCULATION, V55, P148