@misc{indiciae8deb149c9c62, title = {Psychedelic drug flashbacks: attentional deficits?}, author = {R E Matefy and C Hayes and J Hirsch}, year = {1979}, doi = {10.1037//0021-843x.88.2.212}, url = {https://pubmed.ncbi.nlm.nih.gov/447905/}, note = {Source identifier: 447905} }