@misc{indiciaec13858ad39a3,
  title = {Microtubule structure at low resolution by x-ray diffraction.},
  author = {E Mandelkow and J Thomas and C Cohen},
  year = {1977},
  doi = {10.1073/pnas.74.8.3370},
  url = {https://pubmed.ncbi.nlm.nih.gov/269397/},
  note = {Source identifier: 269397}
}