Cita APA (7a ed.)

Eerd, E. A. M. v., Risør, M. B., Spigt, M., Godycki-Cwirko, M., Andreeva, E., Francis, N., . . . Kotz, D. (2017). Why do physicians lack engagement with smoking cessation treatment in their COPD patients? A multinational qualitative study. Nature Portfolio.

Cita Chicago Style (17a ed.)

Eerd, Eva Anne Marije van, et al. Why Do Physicians Lack Engagement with Smoking Cessation Treatment in Their COPD Patients? A Multinational Qualitative Study. Nature Portfolio, 2017.

Cita MLA (8a ed.)

Eerd, Eva Anne Marije van, et al. Why Do Physicians Lack Engagement with Smoking Cessation Treatment in Their COPD Patients? A Multinational Qualitative Study. Nature Portfolio, 2017.