PT - JOURNAL ARTICLE AU - Leung, C.C. AU - Yam, W.C. AU - Yew, W.W. AU - Ho, P.L. AU - Tam, C.M. AU - Law, W.S. AU - Wong, M.Y. AU - Leung, M. AU - Tsui, D. TI - Comparison of T-Spot.<em>TB</em> and tuberculin skin test among silicotic patients AID - 10.1183/09031936.00054707 DP - 2007 Oct 24 TA - European Respiratory Journal 4099 - http://erj.ersjournals.com/content/early/2007/10/24/09031936.00054707.short 4100 - http://erj.ersjournals.com/content/early/2007/10/24/09031936.00054707.full