Authors: Grifka, JK Kalteis, T Broll-Zeitvogel, E Philippou, S Plitz, W

Citation: Jk. Grifka et al., Biomechanical investigations on chondromalacia of the knee after meniscal flap lesion and partial meniscal resection: An experimental model, J ORTHOP R, 18(3), 2000, pp. 393-398

Authors: Grifka, J Kalteis, T Plitz, W

Citation: J. Grifka et al., Cartilage destruction of the knee due to partial meniscal resection, OSTERARTHRITIS, 2000, pp. 138-147

Authors: Hallfeldt, KKJ Trupka, A Kalteis, T Stuetzle, H

Citation: Kkj. Hallfeldt et al., Safe creation of pneumoperitoneum using an optical trocar, SURG ENDOSC, 13(3), 1999, pp. 306-307

Authors: Trupka, A Hallfeldt, K Kalteis, T Schmidbauer, S Schweiberer, L

Citation: A. Trupka et al., Open and laparoscopic liver resection with a new ultrasound scalpel, CHIRURG, 69(12), 1998, pp. 1352-1356