RT Journal Article SR Electronic T1 Lack of evidence of isoniazid efficacy for the treatment of MDR/XDR-TB in the presence of the katG 315T mutation JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 1701752 DO 10.1183/13993003.01752-2017 VO 50 IS 4 A1 Dumitru Chesov A1 Nelly Ciobanu A1 Christoph Lange A1 Thomas Schön A1 Jan Heyckendorf A1 Valeriu Crudu YR 2017 UL http://erj.ersjournals.com/content/50/4/1701752.abstract AB