@misc{indiciae3198bb9e121f,
  title = {Endogenous opiates and behavior: 2003.},
  author = {Richard J Bodnar and Gad E Klein},
  year = {2004},
  doi = {10.1016/j.peptides.2004.09.005},
  url = {https://pubmed.ncbi.nlm.nih.gov/15572211/},
  note = {Source identifier: 15572211}
}