Doppler Sonography of the Kidney: Differentiation of Obstructive and Nonobstructive Hydronephrosis

Seung Hyun Kim, So Eun Kim, Chang Joon Lee, Cheol Keu Kook, Won Seok Choi, Chong Hyun Yoon
1994 Journal of the Korean Radiological Society  
doi:10.3348/jkrs.1994.31.3.535 fatcat:dlrrhk5is5dfnopbwrd77boima