[Development of a simple digital subtraction angiography system].
D000328:Adult; D000368:Aged; D000792:Angiography / Q000295:instrumentation*; D005069:Evaluation Studies as Topic; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D008905:Minicomputers; D012984:Software; D013382:Subtraction Technique