RT Journal Article SR Electronic T1 Origin of the term XDR-TB JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 396 OP 396 DO 10.1183/09031936.00042607 VO 30 IS 2 A1 T. H. Holtz A1 J. P. Cegielski YR 2007 UL http://erj.ersjournals.com/content/30/2/396.abstract AB