title: Patient-reported outcomes in clinical trials of inhaled asthma medications: systematic review and research needs.
authors.affiliation: Southampton Health Technology Assessments Centre (SHTAC), School of Medicine, University of Southampton, 1st Floor, Epsilon House, Southampton Science Park, Southampton SO16 7NS, UK. gkf1@soton.ac.uk
authors.forename: Geoff K
authors.initials: GK
authors.lastname: Frampton
authors.forename: Jonathan
authors.initials: J
authors.lastname: Shepherd