[Analysis of quality control of sputum smears in 1989-2001 in Gansu].
Qi
Fa-mei
FM
Center for Clinical Laboratory, Gansu Province People's Hospital, Lanzhou 730000, China
Wang
Xing-Run
XR
Si
Hong-yan
HY
Li
Ning-wu
NW
D002681:China; D006801:Humans; D009169:Mycobacterium tuberculosis / Q000302:isolation & purification*; D011786:Quality Control; D013183:Sputum / Q000382:microbiology*; D014397:Tuberculosis, Pulmonary / Q000382:microbiology*