@misc{indiciae0f5878c88171,
  title = {Operant behavior in the memory-disordered.},
  author = {M Ankus and B Quarrington},
  year = {1972},
  doi = {10.1093/geronj/27.4.500},
  url = {https://pubmed.ncbi.nlm.nih.gov/5075496/},
  note = {Source identifier: 5075496}
}