title: Effect of addition of salmeterol versus doubling the dose of fluticasone propionate on specific airway resistance in children with asthma.
authors.affiliation: The University of Manchester, Manchester Academic Health Science Centre, National Institute for Health Research, University Hospital of South Manchester National Health Service Foundation Trust, UK. clare.murray@manchester.ac.uk
authors.forename: Clare S
authors.initials: CS
authors.lastname: Murray
authors.forename: Adnan
authors.initials: A
authors.lastname: Custovic
authors.forename: Lesley A
authors.initials: LA
authors.lastname: Lowe
authors.forename: Sarah
authors.initials: S
authors.lastname: Aldington
authors.forename: Mathew
authors.initials: M
authors.lastname: Williams
authors.forename: Richard
authors.initials: R
authors.lastname: Beasley
authors.forename: Ashley
authors.initials: A
authors.lastname: Woodcock