Bismar, H., Klöppinger, T., Schuster, E. M., Balbach, S., Diel, I. J., Ziegler, R., & Pfeilschifter, J. (1999). Transforming growth factor β (TGF-β) levels in the conditioned media of human bone cells: Relationship to donor age, bone volume, and concentration of TGF-β in human bone matrix in vivo. Bone, 24(6), . https://doi.org/10.1016/S8756-3282(99)00082-4
Chicago Style (17th ed.) CitationBismar, Hanadi, T. Klöppinger, Elke Maria Schuster, S. Balbach, Ingo J. Diel, Reinhard Ziegler, and Johannes Pfeilschifter. "Transforming Growth Factor β (TGF-β) Levels in the Conditioned Media of Human Bone Cells: Relationship to Donor Age, Bone Volume, and Concentration of TGF-β in Human Bone Matrix in Vivo." Bone 24, no. 6 (1999). https://doi.org/10.1016/S8756-3282(99)00082-4.
MLA (9th ed.) CitationBismar, Hanadi, et al. "Transforming Growth Factor β (TGF-β) Levels in the Conditioned Media of Human Bone Cells: Relationship to Donor Age, Bone Volume, and Concentration of TGF-β in Human Bone Matrix in Vivo." Bone, vol. 24, no. 6, 1999, https://doi.org/10.1016/S8756-3282(99)00082-4.