title: External quality assurance of drug susceptibility testing in the southern African development community.
authors: S P N
authors: SP
authors: Mativandlela
authors: J
authors: J
authors: Brand
authors: N
authors: N
authors: Matlhola
authors: M
authors: M
authors: Sewpersadh
authors: S A S
authors: SA
authors: Olorunju
authors: M L
authors: ML
authors: van der Walt
mesh_terms: D000995:Antitubercular Agents / Q000627:therapeutic use*; D003906:Developing Countries; D019983:Guideline Adherence; D006801:Humans; D008826:Microbial Sensitivity Tests / Q000592:standards*; D009169:Mycobacterium tuberculosis / Q000187:drug effects*; D015588:Observer Variation; D017410:Practice Guidelines as Topic; D011237:Predictive Value of Tests; D011785:Quality Assurance, Health Care / Q000592:standards*; D015203:Reproducibility of Results; D013019:South Africa; D018088:Tuberculosis, Multidrug-Resistant / Q000175:diagnosis* / Q000188:drug therapy / Q000382:microbiology; D014944:World Health Organization
chemical_list: D000995:Antitubercular Agents