G. Brandt Andreas Zimolong Lionel Carrat Philippe Merloz H.-W. Staudte Stéphane Lavallée Klaus Radermacher Günther Rau CRIGOS: a compact robot for image-guided orthopedic surgery. 252-260 1999 3 IEEE Transactions on Information Technology in Biomedicine 4 db/journals/titb/titb3.html#BrandtZCMSLRR99