@article{yang2009-19807795,
  author  = {Yang, Chih‐Jen and Lu, Po‐Liang and Chen, Tun‐Chieh and Tasi, Ying‐Ming and Lien, Chi‐Tun and Chong, Inn‐Wen and Huang, Ming‐Shyan},
  title   = {{Chronic Kidney Disease Is a Potential Risk Factor for the Development of Purple Urine Bag Syndrome}},
  journal = {Journal of the American Geriatrics Society},
  year    = {2009},
  doi     = {10.1111/j.1532-5415.2009.02445.x},
  pmid    = {19807795},
  url     = {https://doi.org/10.1111/j.1532-5415.2009.02445.x}
}