Cough, codeine and confusion.

MLA

O Reilly, David, et al. “Cough, Codeine and Confusion.” BMJ Case Reports, vol. 2015, Dec. 2015. EBSCOhost, https://doi.org/10.1136/bcr-2015-212727.

APA

O Reilly, D., Thomas, M., & Moylett, E. (2015). Cough, codeine and confusion. BMJ Case Reports, 2015. https://doi.org/10.1136/bcr-2015-212727

Chicago

O Reilly, David, Mathew Thomas, and Edina Moylett. 2015. “Cough, Codeine and Confusion.” BMJ Case Reports 2015 (December). doi:10.1136/bcr-2015-212727.