@misc{indiciae8f6cf7ecf410,
  title = {Endogenous opiates and behavior: 2001.},
  author = {Richard J Bodnar and Maria M Hadjimarkou},
  year = {2002},
  doi = {10.1016/s0196-9781(02)00306-6},
  url = {https://pubmed.ncbi.nlm.nih.gov/12535711/},
  note = {Source identifier: 12535711}
}