Völcker, H. E., Holz, F. G., Unnebrink, K., Bellmann, C., Debus, J., Pritsch, M., & Wannenmacher, M. (1999). A prospective, randomized, double-masked trial on radiation therapy for neovascular age-related macular degeneration (RAD study). Ophthalmology, 106(12), . https://doi.org/10.1016/S0161-6420(99)90522-5
Chicago Style (17th ed.) CitationVölcker, Hans Eberhard, Frank G. Holz, Kristina Unnebrink, Caren Bellmann, Jürgen Debus, Maria Pritsch, and Michael Wannenmacher. "A Prospective, Randomized, Double-masked Trial on Radiation Therapy for Neovascular Age-related Macular Degeneration (RAD Study)." Ophthalmology 106, no. 12 (1999). https://doi.org/10.1016/S0161-6420(99)90522-5.
MLA (9th ed.) CitationVölcker, Hans Eberhard, et al. "A Prospective, Randomized, Double-masked Trial on Radiation Therapy for Neovascular Age-related Macular Degeneration (RAD Study)." Ophthalmology, vol. 106, no. 12, 1999, https://doi.org/10.1016/S0161-6420(99)90522-5.