@misc{indiciae62367084b4dc,
  title = {Hepatitis B surface antigen in Cimex lectularius.},
  author = {S A el-Masry and A M Kotkat},
  year = {1990},
  url = {https://pubmed.ncbi.nlm.nih.gov/2133897/},
  note = {Source identifier: 2133897}
}