RT Journal Article SR Electronic T1 Predicting the future from the past: volatile markers for respiratory infections JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 1700264 DO 10.1183/13993003.00264-2017 VO 49 IS 5 A1 Wojciech Filipiak A1 Clemens Ager A1 Jakob Troppmair YR 2017 UL http://erj.ersjournals.com/content/49/5/1700264.abstract AB