Characteristics of COPD patients and control subjects.
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资源简介:
Data are presented as means ± SD. NS, no significant difference (P>0.05). BMI, body mass index. FEV1, forced expiratory volume in 1 second; FVC, forced vital capacity. Pack years = (number of cigarettes smoked per day × number of years smoked)/20.
创建时间:
2012-11-28



