M ethods to divide our hospital's lunger of recent years who have difficul t and p ositive phlegm smear phthisic into two groups(check group and cure group) and pr ocess random analysis.
对我来难
性肺结核、痰涂片阳性病人随机分
两组(对照组和
组)。对照组化
方案相
,
组加用卷曲霉素,观察
效。