Fracture load of 3D-printed fixed dental prostheses compared with milled and conventionally fabricated ones: the impact of resin material, build direction, post-curing, and artificial aging-an in vitro study - Reymus, M; Fabritius, R; Keßler, A; Hickel, R; Edelhoff, D; Stawarczyk, B (Clin Oral Investig, 2020)