@article{AltenBurkhardtFeistetal.2018,
  author    = {Rieke Alten and Harald Burkhardt and Eugen Feist and Klaus Kr{\"u}ger and Hans J{\"u}rgen Rech and Andrea Rubbert-Roth and Reinhard Voll and Yedid Elbez and Christiane Rauch},
  title     = {Abatacept used in combination with non-methotrexate disease-modifying antirheumatic drugs : a descriptive analysis of data from interventional trials and the real-world setting},
  journal   = {Arthritis Research \& Therapy},
  volume    = {20},
  number    = {1, Art. 1},
  pages     = {1 -- 11},
  doi       = {10.1186/s13075-017-1488-5},
  year      = {2018},
}