@misc{indiciaec44c7ea3250e,
  title = {The thinker's sign.},
  author = {H J ROTHENBERG},
  year = {1963},
  doi = {10.1001/jama.1963.03700240094024},
  url = {https://pubmed.ncbi.nlm.nih.gov/13975358/},
  note = {Source identifier: 13975358}
}