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随着上尿路结石治疗方法的增多，临床上要求x线检查能提供更多、更准确地资料作为拟定治疗方案的依据。据此，将我院1982～1991年临床和x
With the increase in the treatment of upper urinary tract stones, the clinical requirements of x-ray examination can provide more and more accurate information as a basis for the proposed treatment. Accordingly, our hospital from 1982 to 1991 clinical and x