留德回国后带领协和医院骨科组建了关节外科中心及脊柱外科中心，并开展了大量新业务和新技术。

Professor Yang set up the joint surgical center and the spine surgical center after coming back from Germany and carried out a large number of new businesses and technologies.

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韦恩斯特恩医生是医学杂志《脊柱》（Spine）的编辑，还是黎巴嫩Dartmouth-Hitchcock医疗中心整形外科手术部门的主任。

Weinstein, editor of the medicaljournal Spine and chairman of the department of orthopedic surgery atDartmouth-Hitchcock Medical Center in Lebanon, N.H.

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