Kasem, A T, Elsherbiny, A A, Abo-Madina, M, Tribst, J P M & Al-Zordk, W 2022, ' Biomechanical behavior of posterior metal-free cantilever fixed dental prostheses : effect of material and retainer design ', Clinical Oral Investigations, vol. 27, no. 5, pp. 2109-2123 . https://doi.org/10.1007/s00784-022-04813-2 Clinical Oral Investigations, 27(5), 2109-2123. Springer Verlag