@misc{indiciaea62cf4eda0a2,
  title = {Steroids from starfish.},
  author = {Y M Sheikh and M Kaisin and C Djerassi},
  year = {1973},
  doi = {10.1016/0039-128x(73)90057-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/4769079/},
  note = {Source identifier: 4769079}
}