@misc{indiciaeafaebfc94eb3,
  title = {Increased sensitivity to theophylline associated with primary open-angle glaucoma.},
  author = {H A Zink and P F Palmberg and J F Bigger},
  year = {1973},
  url = {https://pubmed.ncbi.nlm.nih.gov/4355045/},
  note = {Source identifier: 4355045}
}