Turner, SteveCotton, Seonaidh C.Emele, Chukwuemeka DavidThomas, Ruth E.Fielding, Shona A.Gaillard, Erol A.de Jongste, Johan C.Morgan, Heather M.Nielson, Aileen R.Norrie, JohnPijnenburg, Mariëlle W.Price, David B.Thomas, Michael2019-10-072019-10-072019Turner, S, Cotton, S C, Emele, C D, Thomas, R E, Fielding, S A, Gaillard, E A, de Jongste, J C, Morgan, H M, Nielson, A R, Norrie, J, Pijnenburg, M W, Price, D B & Thomas, M 2019, 'Reducing Asthma Attacks in Children using Exhaled Nitric Oxide as a biomarker to inform treatment strategy : a randomised trial (RAACENO)', Trials, vol. 20, 573. https://doi.org/10.1186/s13063-019-3500-71745-6215ORCID: /0000-0002-6118-8911/work/62879445ORCID: /0000-0002-8316-2616/work/161798396http://hdl.handle.net/2164/13071Acknowledgements The authors are indebted to the following persons who have helped deliver the RAACENO trial: Mrs J Wood and Mrs V Bell for implementation of protocol; Miss A Fraser for data coordination; colleagues in the Clinical Trials Unit in Aberdeen (Centre for Healthcare Randomised Trials, CHaRT); the Clinical Research Networks in East of England; the Scottish Primary Care Research Network; the local recruiting teams, participants and participant parents and care givers. The views and opinions expressed herein are those of the authors and do not necessarily reflect those of the Health Technology Assessment Programme, National Institute for Health Research (NIHR), NHS or the Department of Health. Funding {4} The trial is funded by the NIHR Efficacy and Mechanism Evaluation (EME) programme, project number 15-18-14. The funding body had no role in the design of the study, collection of data or the writing of this paper, nor will the funding body have a role in analysis, interpretation of data or in writing future manuscripts. Co-sponsor 1 is the University of Aberdeen, Foresterhill House Annexe, Foresterhill, Aberdeen, AB25 2ZB. Co-sponsor 2 is NHS Grampian, Foresterhill House Annexe, Foresterhill, Aberdeen, AB25 2ZB.117766314engSPUTUM EOSINOPHIL COUNTSAIRWAY INFLAMMATIONLUNG-FUNCTIONRJ PediatricsPharmacology (medical)Medicine (miscellaneous)National Institute for Health Research (NIHR)15-18-14RJJournal article10.1186/s13063-019-3500-7http://www.scopus.com/inward/record.url?scp=85072916028&partnerID=8YFLogxK20