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Publication: Toward a Typology of Hallucinogen Users in the United States
Dr. Audrey Hang Hai is a co-author of "Toward a Typology of Hallucinogen Users in the United States" in Drug and Alcohol Dependence. The study attempted to gain an understanding of the degree to which individuals “specialize” in the use of a particular hallucinogen or are poly-hallucinogen users.