@misc{indiciaeced8ab4fecbf,
  title = {Soft-lithographic replication of 3D microstructures with closed loops.},
  author = {Christopher N LaFratta and Linjie Li and John T Fourkas},
  year = {2006},
  doi = {10.1073/pnas.0603247103},
  url = {https://pubmed.ncbi.nlm.nih.gov/16720698/},
  note = {Source identifier: 16720698}
}