共 6 条
[1]
GOLDBERG B B, 1976, Journal of Clinical Ultrasound, V4, P141, DOI 10.1002/jcu.1870040219
[3]
HANCKE S, 1975, SURG GYNECOL OBSTET, V140, P361
[6]
YEH E-L, 1975, Journal of Clinical Ultrasound, V3, P125, DOI 10.1002/jcu.1870030210