title: Intravenous digital subtraction angiography for preoperative evaluation of patients with extensive renal calculus disease.
mesh_terms: D000328:Adult; D000792:Angiography / Q000379:methods*; D005260:Female; D006801:Humans; D007669:Kidney Calculi / Q000000981:diagnostic imaging*; D008297:Male; D008875:Middle Aged; D013382:Subtraction Technique