@misc{indiciae03a617fec02b,
  title = {Polyorchidism: functional classification and management strategy.},
  author = {B R Singer and J G Donaldson and D S Jackson},
  year = {1992},
  doi = {10.1016/0090-4295(92)90220-q},
  url = {https://pubmed.ncbi.nlm.nih.gov/1557854/},
  note = {Source identifier: 1557854}
}