Turner, R. T., Puzas, J. E., Forte, M. D., Lester, G. E., Gray, T. K., Howard, G. A., & Baylink, D. J. (1980). In vitro synthesis of 1 alpha,25-dihydroxycholecalciferol and 24,25-dihydroxycholecalciferol by isolated calvarial cells.

Turner, R T., J E. Puzas, M D. Forte, G E. Lester, T K. Gray, G A. Howard, and D J. Baylink. In Vitro Synthesis of 1 Alpha,25-dihydroxycholecalciferol and 24,25-dihydroxycholecalciferol By Isolated Calvarial Cells. 1980.

Turner, R T., et al. In Vitro Synthesis of 1 Alpha,25-dihydroxycholecalciferol and 24,25-dihydroxycholecalciferol By Isolated Calvarial Cells. 1980.