@misc{indiciae84d4def00ee4,
  title = {Allopurinol improves endothelial dysfunction in chronic heart failure.},
  author = {Colin A J Farquharson and Robert Butler and Alexander Hill and Jill J F Belch and Allan D Struthers},
  year = {2002},
  doi = {10.1161/01.cir.0000022140.61460.1d},
  url = {https://pubmed.ncbi.nlm.nih.gov/12105162/},
  note = {Source identifier: 12105162}
}