APA (7th ed.) Citation

NM, P., SB, C., & MF, B. (2015). Snapping Knee Syndrome of the Medial Hamstrings. Orthopedics, 38(10), e940. https://doi.org/10.3928/01477447-20151002-91

Chicago Style (17th ed.) Citation

NM, Protzman, Conkle SB, and Busch MF. "Snapping Knee Syndrome of the Medial Hamstrings." Orthopedics 38, no. 10 (2015): e940. https://doi.org/10.3928/01477447-20151002-91.

MLA (9th ed.) Citation

NM, Protzman, et al. "Snapping Knee Syndrome of the Medial Hamstrings." Orthopedics, vol. 38, no. 10, 2015, p. e940, https://doi.org/10.3928/01477447-20151002-91.