RT Journal Article SR Electronic T1 Cytomegalovirus-associated pulmonary exacerbation in patients with cystic fibrosis JF ERJ Open Research JO erjor FD European Respiratory Society SP 00111-2017 DO 10.1183/23120541.00111-2017 VO 4 IS 1 A1 Akhil Sawant A1 Giulia Spoletini A1 Paul Whitaker A1 Christine Etherington A1 Ian Clifton A1 Daniel Peckham YR 2018 UL http://openres.ersjournals.com/content/4/1/00111-2017.abstract AB