@misc{indiciaec3b85d35cf8c,
  title = {Sperm penetration assay.},
  author = {C Barros and E Bustos-Obregon},
  year = {1984},
  doi = {10.1016/s0015-0282(16)47738-1},
  url = {https://pubmed.ncbi.nlm.nih.gov/6698244/},
  note = {Source identifier: 6698244}
}