共 28 条
- [11] GRINER PF, 1981, ANN INTERN MED, V94, P559
- [13] HARVALD B, 1962, LANCET, V2, P626
- [15] HILDEN T, 1961, LANCET, V2, P327
- [16] HORGAN J H, 1976, Journal of Clinical Ultrasound, V4, P287, DOI 10.1002/jcu.1870040411
- [17] JORDAN RA, 1952, CIRCULATION, V6, P1
- [19] PHARES WS, 1953, P STAFF M MAYO CLIN, V28, P264