APA Citation

Singh, D., Worsley, S., Zhu, C., Hardaker, L., & Church, A. (2015). Umeclidinium/vilanterol versus fluticasone propionate/salmeterol in COPD: A randomised trial. BMC Pulm Med.

Citação norma Chicago

Singh, Dave, Sally Worsley, Chang-Qing Zhu, Liz Hardaker, and Alison Church. "Umeclidinium/vilanterol Versus Fluticasone Propionate/salmeterol in COPD: A Randomised Trial." BMC Pulm Med 2015.

MLA Citation

Singh, Dave, et al. "Umeclidinium/vilanterol Versus Fluticasone Propionate/salmeterol in COPD: A Randomised Trial." BMC Pulm Med 2015.

Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.