@misc{indiciaedf5b3b37b728,
  title = {VITAMIN D activity in roughages.},
  year = {1959},
  doi = {10.1111/j.1753-4887.1959.tb06406.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/13633107/},
  note = {Source identifier: 13633107}
}