Methods We selected 5533 students of one Medical University as the subjects.
方法以某医科大学能随访到的5533名在校大学生作为研究对象。
Methods We selected 123 cabin crew in an airline company to fill out Symptom Checklist, SCL -90 and Eysenck Personality Questionnaire (EPQ).
方法采用SCL - 90自评症状量表和艾森克个性问卷调查某航空公司123名空中乘务员的心理健康状况及其个性特征。
Methods we selected 127 patients with active pulmonary tuberculosis who were all Han people with mean age of 52.5 years and 58 ethnically matched healthy controls.
方法选择127例活动性肺结核患者，均为汉族，平均年龄52.5岁，另选与民族匹配的58例健康对照者。
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