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MLA Citation
Max Schlueter et al.. “Comparative efficacy of fixed-dose combinations of long-acting muscarinic antagonists and long-acting β2-agonists: a systematic review and network meta-analysis.” Therapeutic advances in respiratory disease, vol. 10, n.d., pp. 89–104. http://access.bl.uk/ark:/81055/vdc_100070266549.0x000012