Cite
Roflumilast with long-acting β2-agonists for COPD: influence of exacerbation history.
MLA
Bateman, E. D., et al. “Roflumilast with Long-Acting Β2-Agonists for COPD: Influence of Exacerbation History.” The European Respiratory Journal, vol. 38, no. 3, Sept. 2011, pp. 553–60. EBSCOhost, https://doi.org/10.1183/09031936.00178710.
APA
Bateman, E. D., Rabe, K. F., Calverley, P. M. A., Goehring, U. M., Brose, M., Bredenbröker, D., & Fabbri, L. M. (2011). Roflumilast with long-acting β2-agonists for COPD: influence of exacerbation history. The European Respiratory Journal, 38(3), 553–560. https://doi.org/10.1183/09031936.00178710
Chicago
Bateman, E D, K F Rabe, P M A Calverley, U M Goehring, M Brose, D Bredenbröker, and L M Fabbri. 2011. “Roflumilast with Long-Acting Β2-Agonists for COPD: Influence of Exacerbation History.” The European Respiratory Journal 38 (3): 553–60. doi:10.1183/09031936.00178710.