@misc{indiciae98d2a991a3ac,
  title = {Letter: Rectus-muscle spasm simulating perforated peptic ulcer.},
  author = {D Young},
  year = {1976},
  doi = {10.1016/s0140-6736(76)91588-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/58242/},
  note = {Source identifier: 58242}
}