研究设计：与回顾性收集数据对比的前瞻性临床序列。
Study Design. Prospective clinical series with comparison to retrospectively collected data.
方法选择160例耐多药肺结核病人根据耐药情况进行统计学研究与回顾性分析。
Methods The curative effect of 160 multi-drug resistant pulmonary tuberculosis patients had been counted and analyze.
材料与方法：前瞻与回顾性分析了8例正常志愿者、6例慢性胰腺炎和33例梗阻性黄疸的MRCP检查。
Materials and Methods: In 8 volunteers, 6 chronic pancreatitis and 33 obstructive jaundice patients, the images of MRCP were prospectively and retrospectively reviewed.
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