@misc{indiciae964f40662aab,
  title = {pi eta scattering in QCD.},
  author = {V Bernard and N Kaiser and UG Meissner},
  year = {1991},
  doi = {10.1103/physrevd.44.3698},
  url = {https://pubmed.ncbi.nlm.nih.gov/10013836/},
  note = {Source identifier: 10013836}
}