@misc{indiciaea05398a616db,
  title = {Grass pollen allergens: detection on pollen grain surface using membrane print technique.},
  author = {P M O'Neill and M B Singh and R B Knox},
  year = {1990},
  doi = {10.1159/000235126},
  url = {https://pubmed.ncbi.nlm.nih.gov/2191921/},
  note = {Source identifier: 2191921}
}