@misc{indiciae77e19e452e03,
  title = {CONCENTRATING EJACULATED SPERM FOR ELECTRON MICROSCOPY.},
  author = {A BIRCH-ANDERSEN and E BLOM},
  year = {1963},
  doi = {10.1038/199201a0},
  url = {https://pubmed.ncbi.nlm.nih.gov/14043214/},
  note = {Source identifier: 14043214}
}