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.
对我院近年来难肺结核、痰涂片阳
病人随机分为两组(对照组和
疗组)。对照组化疗方案相同,
疗组加用卷曲霉素,观察疗效。