@misc{indiciaeca0fee4c01f6,
  title = {Variation in VBG.},
  author = {EE Mason},
  year = {2000},
  doi = {10.1381/09608920060674102},
  url = {https://pubmed.ncbi.nlm.nih.gov/10715644/},
  note = {Source identifier: 10715644}
}