2[1]World Health Organization.International Union Against Tuberculosis and Lung Disease.Anti-tuberculosis drug resistance in the world:the WHO/IUATLD global project on anti-tuberculosis drug resistance surveillance:report No.3 Prevalence and trends[C].Geneva:WHO/IUATLD,2004:194.
3Donah PR.Hhiklhood yuberculosis out of control.Curt Opin pulm Mel,2002,8:178-182.
4Fourie P,Becker P,Festenste F,et al.Procedures for developing asiple scoring method on unsophisticated criteria forsereening chiklren for tubreculosis.Int Jtuberc Lung Dis,1998,2:116-123.
5Lienhardt C,Silah J,Fielding K,et al.Risk factors for tuberculosis infection in chidren in contact with infections tuberculosis cases in zhe Gambin West Africa.Pedliatrics,2003,111:608-614.
6Watkins RE,Brennan R,Olant AJ.Tubeculinreactivity and zhe risk of tuberculosis:a review int j yuberc.Dis,2000,4:895-903.
7Podiatric Tuberculisis Collabortive Group.Targeted tuberculin skin testing and treament of latent tuberculosis infection in children and adolescents.Pediatrics,2004,114:1175-1201.