@misc{indiciaeadd7711aac6b,
  title = {The painful shoulder.},
  author = {J H Bland and J A Merrit and D R Boushey},
  year = {1977},
  doi = {10.1016/s0049-0172(77)80003-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/71760/},
  note = {Source identifier: 71760}
}