尽管有了某些改进，但是所有世卫组织区域的国家结核控制规划报告了药品缺货、实验室太少、质量控制薄弱以及设施有限，不能开展培养和药品敏感性试验。

Despite some improvements, NTPs in all WHO regions reported drug stock-outs, too few laboratories, weak quality control, and limited facilities to carry out culture and drug susceptibility testing.

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