Style de citation APA (7e éd.)

Ferguson, G. T., Karpel, J., Bennett, N., Clerisme-Beaty, E., Grönke, L., Voß, F., & Buhl, R. (2017). Effect of tiotropium and olodaterol on symptoms and patient-reported outcomes in patients with COPD: Results from four randomised, double-blind studies. Nature Portfolio.

Style de citation Chicago (17e éd.)

Ferguson, Gary T., Jill Karpel, Nathan Bennett, Emmanuelle Clerisme-Beaty, Lars Grönke, Florian Voß, et Roland Buhl. Effect of Tiotropium and Olodaterol on Symptoms and Patient-reported Outcomes in Patients with COPD: Results from Four Randomised, Double-blind Studies. Nature Portfolio, 2017.

Style de citation MLA (8e éd.)

Ferguson, Gary T., et al. Effect of Tiotropium and Olodaterol on Symptoms and Patient-reported Outcomes in Patients with COPD: Results from Four Randomised, Double-blind Studies. Nature Portfolio, 2017.

Attention : ces citations peuvent ne pas être correctes à 100%.