@misc{indiciaebab9aaf56de3,
  title = {Pollen extracts.},
  author = {F Perlman},
  year = {1972},
  doi = {10.7326/0003-4819-77-4-663\_2},
  url = {https://pubmed.ncbi.nlm.nih.gov/4678549/},
  note = {Source identifier: 4678549}
}