@misc{indiciaefb4f1c4c23d4,
  title = {The flexibility gradient in biological membranes.},
  author = {H M McConnell and B G McFarland},
  year = {1972},
  url = {https://pubmed.ncbi.nlm.nih.gov/4338419/},
  note = {Source identifier: 4338419}
}