@misc{indiciae4f8ac0229ff9,
  title = {Falling sperm quality.},
  author = {N Keiding and A Giwercman and E Carlsen and N E Skakkebaek},
  year = {1994},
  doi = {10.1136/bmj.309.6947.131b},
  url = {https://pubmed.ncbi.nlm.nih.gov/8038663/},
  note = {Source identifier: 8038663}
}