Griffiths, G. S., Moulson, A. M., Petrie, A., & James, I. T. (1998). Evaluation of osteocalcin and pyridinium crosslinks of bone collagen as markers of bone turnover in gingival crevicular fluid during different stages of orthodontic treatment. Journal of clinical periodontology, 25(6), 492-498. https://doi.org/10.1111/j.1600-051X.1998.tb02478.x
Chicago Style (17th ed.) CitationGriffiths, G. S., A. M. Moulson, A. Petrie, and I. T. James. "Evaluation of Osteocalcin and Pyridinium Crosslinks of Bone Collagen as Markers of Bone Turnover in Gingival Crevicular Fluid During Different Stages of Orthodontic Treatment." Journal of Clinical Periodontology 25, no. 6 (1998): 492-498. https://doi.org/10.1111/j.1600-051X.1998.tb02478.x.
MLA (9th ed.) CitationGriffiths, G. S., et al. "Evaluation of Osteocalcin and Pyridinium Crosslinks of Bone Collagen as Markers of Bone Turnover in Gingival Crevicular Fluid During Different Stages of Orthodontic Treatment." Journal of Clinical Periodontology, vol. 25, no. 6, 1998, pp. 492-498, https://doi.org/10.1111/j.1600-051X.1998.tb02478.x.