@misc{indiciae634fd92c2874,
  title = {The sympathetic nerve ending.},
  author = {B A Callingham},
  year = {1971},
  doi = {10.1097/00004311-197100930-00014},
  url = {https://pubmed.ncbi.nlm.nih.gov/4156685/},
  note = {Source identifier: 4156685}
}