@misc{indiciaeb9f70fb97597,
  title = {Phosphate concentration in artificial tears.},
  author = {W Bernauer and M A Thiel and U M Langenauer and K M Rentsch},
  year = {2006},
  doi = {10.1007/s00417-005-0219-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/16418839/},
  note = {Source identifier: 16418839}
}