@misc{indiciae144833a0d543,
  title = {Usnic acid.},
  author = {K Ingólfsdóttir},
  year = {2002},
  doi = {10.1016/s0031-9422(02)00383-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/12453567/},
  note = {Source identifier: 12453567}
}