@article{konishi_ebner_springer_schefold_doehner_dschietzig_anker_haehling_2017, 
  title={Impact of Plasma Kynurenine Level on Functional Capacity and Outcome in Heart Failure ― Results From Studies Investigating Co-morbidities Aggravating Heart Failure (SICA-HF) ―}, 
  volume={81}, 
  DOI={10.1253/circj.cj-16-0791}, 
  publisher={Japanese Circulation Society}, 
  author={Konishi and Ebner and Springer and Schefold and Doehner and Dschietzig and Anker and Haehling}, 
  year={2017}
  }