@misc{indiciaeade8b5d5baee,
  title = {Quantitative sperm mucus penetration: modified formulae for calculating penetration efficiency.},
  author = {G N Clarke and C Garrett and H W Baker},
  year = {1998},
  doi = {10.1093/humrep/13.5.1255},
  url = {https://pubmed.ncbi.nlm.nih.gov/9647556/},
  note = {Source identifier: 9647556}
}