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准分子激光屈光性角膜切削术（Pho－forefractive,Keratectomy简称PRK）真正大规模地应用于临床只有短短3年多的时间，它的远期疗效人们拭目以待。本文将我院128例248眼经PRK治疗的中低度近视追踪观察一年的疗效报告如下：1资料与方法1．1对象1995年2～8月我院门诊的中低度近视
Excimer laser photorefractive keratectomy (Pho-forefractive, Keratectomy referred to as PRK) truly large-scale clinical application in just over three years time, its long-term efficacy of people will see. This article will 128 cases of our hospital by the PRK treatment of 248 cases of low-grade myopia follow-up observation of the efficacy of the report are as follows: 1 Materials and Methods 1.1 Object 1995 2 ~ August in our hospital out of myopia in low-grade myopia