@misc{indiciaebeb7cd202432,
  title = {Letter: Caffeine, theophylline and human sperm motility.},
  author = {C Schoenfeld and R D Amelar and L Dubin},
  year = {1976},
  url = {https://pubmed.ncbi.nlm.nih.gov/7478/},
  note = {Source identifier: 7478}
}