APA

Verberkt C. A., van den Beuken-van Everdingen M. H. J., Schols J. M. G. A., Datla S., Dirksen C. D., Johnson M. J., van Kuijk S. M. J., Wouters E. F. M. & Janssen D. J. A. (20180718). Respiratory adverse effects of opioids for breathlessness: a systematic review and meta-analysis. : The European respiratory journal.

Chicago

Verberkt Cindy A, van den Beuken-van Everdingen Marieke H J, Schols Jos M G A, Datla Sushma, Dirksen Carmen D, Johnson Miriam J, van Kuijk Sander M J, Wouters Emiel F M and Janssen Daisy J A. 20180718. Respiratory adverse effects of opioids for breathlessness: a systematic review and meta-analysis. : The European respiratory journal.

Harvard

Verberkt C. A., van den Beuken-van Everdingen M. H. J., Schols J. M. G. A., Datla S., Dirksen C. D., Johnson M. J., van Kuijk S. M. J., Wouters E. F. M. and Janssen D. J. A. (20180718). Respiratory adverse effects of opioids for breathlessness: a systematic review and meta-analysis. : The European respiratory journal.

MLA

Verberkt Cindy A, van den Beuken-van Everdingen Marieke H J, Schols Jos M G A, Datla Sushma, Dirksen Carmen D, Johnson Miriam J, van Kuijk Sander M J, Wouters Emiel F M and Janssen Daisy J A. Respiratory adverse effects of opioids for breathlessness: a systematic review and meta-analysis. : The European respiratory journal. 20180718.