Perhaps try a different tack.

MLA

Jaggs-Fowler, Robert M. “Perhaps Try a Different Tack.” BMJ (Clinical Research Ed.), vol. 344, May 2012, p. e3720. EBSCOhost, https://doi.org/10.1136/bmj.e3720.

APA

Jaggs-Fowler, R. M. (2012). Perhaps try a different tack. BMJ (Clinical Research Ed.), 344, e3720. https://doi.org/10.1136/bmj.e3720

Chicago

Jaggs-Fowler, Robert M. 2012. “Perhaps Try a Different Tack.” BMJ (Clinical Research Ed.) 344 (May): e3720. doi:10.1136/bmj.e3720.