@misc{indiciae47e4a697db07,
  title = {Liposome immunosensor for theophylline.},
  author = {M Haga and H Itagaki and S Sugawara and T Okano},
  year = {1980},
  doi = {10.1016/0006-291x(80)90722-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/6998461/},
  note = {Source identifier: 6998461}
}