severityn.严格;严重;严肃
severity classification严重等级分类
severity of illness scale疾病严重程度量表
severity of illness score疾病严重程度评分
severity of illness index病情严重度指数
severity of traffic accident交通事故严重程度
Severity tempered with gentleness宽猛相济
Severity of chronic periodontitis慢性重度牙周炎
severity characterization of tauma创伤严重特征评估法