RT Journal Article SR Electronic T1 Characterising the respiratory microbiome JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 1801711 DO 10.1183/13993003.01711-2018 A1 Rebecca L. Watson A1 Emma M. de Koff A1 Debby Bogaert YR 2018 UL http://erj.ersjournals.com/content/early/2018/11/08/13993003.01711-2018.abstract AB