title: Intrinsic limitations of quantitative functional studies and clinical efficacy evaluation of different contrast media in DSA.
mesh_terms: D000792:Angiography / Q000295:instrumentation / Q000379:methods*; D001783:Blood Flow Velocity; D002404:Catheterization / Q000295:instrumentation; D003287:Contrast Media; D004353:Drug Evaluation, Preclinical; D006801:Humans; D008961:Models, Structural; D013382:Subtraction Technique
chemical_list: D003287:Contrast Media