This study was _____ to investigate the efficacy of percutaneous vertebroplasty (PVP) on metastatic spinal tumor under the guidance of digital subtraction angiography (DSA).
A: assigned
B: designed
C: resigned
D: aligned
A: assigned
B: designed
C: resigned
D: aligned
举一反三
- 数字减影血管造影利用了（）运算What operation does digital subtraction angiography use？
- 数字减影血管造影基于（ ）运算What operation does digital subtraction angiography use A: 加法Addition B: 减法Subtraction C: 乘法Multiplication D: 除法division
- Hotels are also covered, although guests can smoke in designated bedrooms. A: named B: assigned C: designed D: resigned
- CT scans and digital subtraction angiograms of these patients were retrospectively reviewed by two investigators in _____ to evaluate tumor feeding vessels.
- Thisstudywas_____toinvestigatetheefficacyofpercutaneousvertebroplasty(PVP)onmetastaticspinaltumorundertheguidanceofdigitalsubtractionangiography(DSA).