RT Journal Article SR Electronic T1 Active case-finding of tuberculosis in Europe. A TBNET (Tuberculosis Network European Trials Group) survey JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society DO 10.1183/09031936.00011708 A1 G.H. Bothamley A1 L. Ditiu A1 G.B. Migliori A1 C. Lange A1 TBNET contributors* YR 2008 UL http://erj.ersjournals.com/content/early/2008/06/11/09031936.00011708.abstract AB