Conventional renal angiography versus renal digital subtraction angiography (DSA) in the study of renovascular hypertension.
D000792:Angiography / Q000191:economics / Q000379:methods*; D003362:Cost-Benefit Analysis; D006801:Humans; D006978:Hypertension, Renovascular / Q000000981:diagnostic imaging*; D007668:Kidney / Q000000981:diagnostic imaging*; D011856:Radiographic Image Enhancement; D013382:Subtraction Technique