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Loymans, Rik J. B.; Gemperli, Armin; Cohen, Judith; Rubinstein, Sidney M.; Sterk, Peter J.; Reddel, Helen K.; Jüni, Peter; Riet, Gerben ter (2014). Comparative effectiveness of long term drug treatment strategies to prevent asthma exacerbations: network meta-analysis. BMJ, 348(may13 3), g3009-g3009. BMJ Publishing Group 10.1136/bmj.g3009
