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Affected aircraft (A) without labelling; (B) with labelling of passengers and crew, by high and medium exposure risk groups for tuberculosis progression and by LTBI case definition categories, tuberculosis contact tracing after XDR-TB-exposure on aircraft, Germany, 2013
LTBI: latent tuberculosis infection; TST: tuberculin skin test; XDR-TB: extensively drug-resistant-TB.
TST positivity: induration > 10 mm.
