@article{carlos macedo-oliveira2023abdomen,
  title={Acute abdomen in the emergency department: the emergency surgeon contribute "old is the new approach"},
  author={carlos macedo-oliveira,márcia carvalho,luís madureira,nuno muralha},
  journal={Signa Vitae},
  volume={19},
  number={4},
  pages={37--42},
  doi = {10.22514/sv.2023.006},
  year={2023}
}