Sonnappa, SamathaMcQueen, BrettPostma, Dirkje SMartin, Richard JRoche, NicolasGrigg, JonathanGuilbert, TheresaGouder, CarolinePizzichini, EmilioNiimi, AkioPhipatanakul, WandaChisholm, AlisonDandurand, Ronald JKaplan, AlanIsrael, ElliotPapi, Albertovan Aalderen, Willem M CUsmani, Omar SPrice, David B2018-09-192018-09-192018-05-30Sonnappa, S, McQueen, B, Postma, D S, Martin, R J, Roche, N, Grigg, J, Guilbert, T, Gouder, C, Pizzichini, E, Niimi, A, Phipatanakul, W, Chisholm, A, Dandurand, R J, Kaplan, A, Israel, E, Papi, A, van Aalderen, W M C, Usmani, O S & Price, D B 2018, 'Extrafine Versus Fine Inhaled Corticosteroids in Relation to Asthma Control : A Systematic Review and Meta-Analysis of Observational Real-Life Studies', The journal of allergy and clinical immunology. In practice, vol. 6, no. 3, pp. 907-915.e7. https://doi.org/10.1016/j.jaip.2017.07.0322213-2198http://hdl.handle.net/2164/11135This systematic review and meta-analysis was jointly supported by Respiratory Effectiveness Ltd, the Observational and Pragmatic Research Institute Pte Ltd, and Chiesi Farmaceutici SpA on behalf of the Respiratory Effectiveness Group's Small Airways Working Group.16509707engJournal Articleasthma controlConventional ICSExtrafine beclometasone dipropionateExtrafine ciclesonideExtrafine-particle ICSFine-particle ICSInhaled corticosteroidsObservational studiesReal-lifeR MedicineRJournal article10.1016/j.jaip.2017.07.03263