@misc{indiciae17c334ab8589,
  title = {Infectious bronchitis virus S2 gene sequence variability may affect S1 subunit specific antibody binding.},
  author = {S A Callison and M W Jackwood and D A Hilt},
  year = {1999},
  doi = {10.1023/a:1008179208217},
  url = {https://pubmed.ncbi.nlm.nih.gov/10541018/},
  note = {Source identifier: 10541018}
}