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Aghayev, E; Zweig, T; Moulin, P; Group, SwissSpine; Röder, C (2009). SWISSspine national mandatory registry for lumbar total disc arthroplasty: clinical results of 427 patients and 497 implants. In: International Meeting on Advanced Spine Techniques. Vienna, Austria.
Aghayev, E; Zweig, T; Moulin, P; Group, SwissSpine; Röder, C (2009). SwissSpine: governmentally mandated HTA-registry for total disc arthroplasty. Methodology and results of 825 cervical disc prostheses in 719 patients. In: International Meeting on Advanced Spine Techniques. Vienna, Austria.