共 31 条
[1]
ALBRECHTSSON U, 1976, LANCET, V1, P723
[6]
DAUZAT MM, 1986, J ULTRAS MED, V5, P625
[7]
DORFMAN DF, 1987, AM J ROENTGENOL, V148, P263
[9]
Eskeland G, 1966, Acta Chir Scand, V131, P16