APA (7th ed.) Citation

MK, S., A, U., G, G., E, C., E, W., & D, H. (2017). The STROBE extensions: Protocol for a qualitative assessment of content and a survey of endorsement. BMJ open, 7(10), e019043. https://doi.org/10.1136/bmjopen-2017-019043

Chicago Style (17th ed.) Citation

MK, Sharp, Utrobičić A, Gómez G, Cobo E, Wager E, and Hren D. "The STROBE Extensions: Protocol for a Qualitative Assessment of Content and a Survey of Endorsement." BMJ Open 7, no. 10 (2017): e019043. https://doi.org/10.1136/bmjopen-2017-019043.

MLA (9th ed.) Citation

MK, Sharp, et al. "The STROBE Extensions: Protocol for a Qualitative Assessment of Content and a Survey of Endorsement." BMJ Open, vol. 7, no. 10, 2017, p. e019043, https://doi.org/10.1136/bmjopen-2017-019043.