@misc{indiciaea1fd5e649617,
  title = {Continuous darkness and continuous light induce structural changes in the rat thymus.},
  author = {I Mahmoud and S S Salman and A al-Khateeb},
  year = {1994},
  url = {https://pubmed.ncbi.nlm.nih.gov/7559109/},
  note = {Source identifier: 7559109}
}