*ppl = people　　*CAD = Canadian dollars　　*GST = a 10% tax added to the price of most goods and services in Canada.　......

目的 介绍一种适于治疗年长儿童发育性髋脱位的手术方法,重点评价其重建髋关节稳定性的效果.方法 从1993～1998年,应用Westin骨盆截......