SAMPLES OF WORK BY VELLICHOR RESEARCH
Hallucinogen Persisting Perception Disorder (HPPD) is an underreported and often misdiagnosed psychiatric and neurological medical disorder that afflicts past users of illegal recreational hallucinogenic drugs. Faces of HPPD is a website established to provide information to those afflicted.
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OUR WORK WITH FACES OF HPPD: 2019 - Research Project for Publication
This is an independent research project of Vellichor's Owner, Doreen Lewis, PhD as a survey of HPPD patients. Copy of Research upon Request Lewis, Doreen M. PhD*. Faces of HPPD: Hallucinogen Persisting Perception Disorder Patient Survey Results and a Descriptive Analysis of Patient Demographics, Medical Background, Drug Use History, Symptoms, and Treatments. Addictive Disorders & Their Treatment 19(1):p 36-51, March 2020. | DOI: 10.1097/ADT.0000000000000178 |