共 12 条
- [1] ASHLEY JSA, 1972, LANCET, V1, P890
- [2] BRILL PW, 1973, PEDIATRICS, V52, P125
- [4] JONES GT, TO BE PUBLISHED
- [6] KREEL L, 1974, BRIT MEDICAL J, V4, P33
- [7] ROBERTS F, 1972, AM J ROENTGENOLOGY R, V114, P231
- [8] ROSE G, 1968, CARDIOVASCULAR SURVE