sputumn.唾液;痰;喀痰
Sputum negative conversion痰菌阴转
Sputum smear testing sites痰涂片检查点
sputum negative conversion rate痰菌阴转率
sputum smear-positive morbility结核病菌阳患病率
sputum examination for tubercle bacillus痰结核菌检查
sputum exfoliative cytological examination痰液脱菌细胞检查
sputum exfoliative cytological examinarion痰液脱落细胞检查