MH, R., MG, S., AS, E., GE, B., & SW, L. (1998). Levels of carbon dioxide in helmet systems used during orthopaedic operations. The Journal of bone and joint surgery. American volume, 80(9), 1264. https://doi.org/10.2106/00004623-199809000-00003
Chicago Style (17th ed.) CitationMH, Rubman, Siegel MG, Echt AS, Burroughs GE, and Lenhart SW. "Levels of Carbon Dioxide in Helmet Systems Used During Orthopaedic Operations." The Journal of Bone and Joint Surgery. American Volume 80, no. 9 (1998): 1264. https://doi.org/10.2106/00004623-199809000-00003.
MLA (9th ed.) CitationMH, Rubman, et al. "Levels of Carbon Dioxide in Helmet Systems Used During Orthopaedic Operations." The Journal of Bone and Joint Surgery. American Volume, vol. 80, no. 9, 1998, p. 1264, https://doi.org/10.2106/00004623-199809000-00003.