1Palma DL,Stacul F,Bazzocchi M,et al. Ultrasonography and plain film versus intravenous urography in ureteric colic[J]. Clin Radiol,1993,47 (5): 333-336.
3Smith ST,Somers JM,Broderick N,et al. The role of the plain radiograph and renal tract Ultrasound in the management of children with renal tract calculi[J]. Clin Radiol,2000,55(9)..708-710.
4Patlas M,Farkas A,Fisher D,et al. Ultrasound vs CT for the detection of ureteric stones in patients with renal colic[J]. Br J Radiol, 2001,74 (886): 901-904.
5Lee JY,Kim SH,Cho JY,et al. Color and power doppler twinkling artifacts from urinary stones: clinical observations and phantom studies[J]. AJR, 2001,176(6): 1441-1445.
6Jinzaki M,Obkuma K,Tanimoto A, et al. Smallolid renal lesions:usefulness of power doppler US[J]. Radiology, 1998,209 (1): 243-250.
7Tsuboi N, Horiuchi K,Kimura G,et al. Renal masses detected by general health checkup[J]. Int J Urol,2000,7(11) :404-408.
8Tamura Y,Jinzaki M,Ohkuma K,et al. Visualization of tumor vessels in renal tumors. Comparison between power Doppler ultrasonography and angiography[J]. Acta Radiol, 2001,42 (2): 239-243.
9Spahn M,Portillo FJ,Michel MS, et al. Color duplex sonography vs computed tomography: accuracy in the preoperative evaluation of renal cell carcinoma[J]. Eur Urol,2001,40(3) :337-342.
10Pelling M, Dubbins PA. Doppler and color doppler imaging in acute renal transplant failure[J]. J Clin Ultrasound, 1992, 20(9) :507.