@article{KostujRehartMattaHurtadoetal.2017, author = {Tanja Kostuj and Stefan Rehart and Ronald Matta-Hurtado and Christoph Biehl and Roland Ernst Willburger and Klaus Schmidt}, title = {Pilot study for the registry of complications in rheumatic diseases from the German Society of Surgery (DGORh) : evaluation of methods and data from the first 1000 patients}, journal = {BMJ open}, volume = {7}, number = {10, e015987}, pages = {1 -- 11}, doi = {10.1136/bmjopen-2017-015987}, year = {2017}, }