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Do you think you might have HPPD?
Take this survey out of University of East London,
which attempts to understand the inner experiences of
people with lasting perceptual changes from use of
psychoactive drugs, (diagnosed or not). It investigates
factors that could create distress or effect quality of life.
cover image
Practical Distiller
Rating :
rating
Author(s) :
Leonard Monzert
Pages :
156
Pub Date :
1889,1987
Edition(s) at Erowid :
1987(pb)
Publisher :
Lindsay Publications
ISBN :
0917914589