APA (7th ed.) Citation

CK, F., L, G., J, W., & JS, H. (2007). 'Doctor, how long has my Chlamydia been there?' Answer: '.... years'. Sexually Transmitted Diseases, 34(9), 727. https://doi.org/10.1097/olq.0b013e31812dfb6e

Chicago Style (17th ed.) Citation

CK, Fairley, Gurrin L, Walker J, and Hocking JS. "'Doctor, How Long Has My Chlamydia Been There?' Answer: '.... Years'." Sexually Transmitted Diseases 34, no. 9 (2007): 727. https://doi.org/10.1097/olq.0b013e31812dfb6e.

MLA (9th ed.) Citation

CK, Fairley, et al. "'Doctor, How Long Has My Chlamydia Been There?' Answer: '.... Years'." Sexually Transmitted Diseases, vol. 34, no. 9, 2007, p. 727, https://doi.org/10.1097/olq.0b013e31812dfb6e.