我们从1983年5月～1985年11月收集了以磨牙为主诉就诊的儿童病例746例,现对其临床资料作一初步分析。临床资料1.对象与方法:本组病例为城镇卫生生活条件较好的幼儿园和学校的磨牙儿童。为鉴别病情的轻重,规 From May 1983 to November 1985, we collected 746 cases of children treated mainly with molars, and we now make a preliminary analysis of their clinical data. Clinical data 1. Subjects and methods: This group of patients with good health conditions in urban kindergarten and school molars children. To identify the severity of illness, regulation