@misc{indiciae6813fb9a8b2d,
  title = {[Liver and contraceptives. Ultrastructural changes].},
  author = {R H Castelletto and R Drut and O Giacomantone and H Losa de Giacomantone and L A Castelletto and J E Salvioli},
  year = {1974},
  url = {https://pubmed.ncbi.nlm.nih.gov/4831273/},
  note = {Source identifier: 4831273}
}