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The present investigation was intended principally as a concurrent validation study for a new self-report symptom inventory: the SCL-90. A sample of 209 'symptomatic volunteers' served as subjects and were administered both the SCL-90 and the MMPI prior to participation in clinical therapeutic drug trials. The MMPI was scored for the Wiggins content scales(More)
N,N-dimethyltryptamine (DMT) is an endogenous hallucinogenic compound in the same chemical class as the more common psilocybin and the neurotransmitter serotonin. Despite previous experimental research assessing the subjective effects of DMT (e.g., Strassman et al., 1994), no qualitative studies have been conducted. Consequently, 19 DMT users were asked to(More)
Studies have found that shamanic practices are associated with statistically significant reductions in mood disturbance relative to baseline. However, contrary results were obtained for non-shamanic practitioners exposed to shamanic-like techniques. These inconsistent results may be partially due to a personality trait referred to as schizotypy, which has(More)
Meningiomas are common intracranial tumors categorized as Grades I-III per the current WHO guidelines. A small percentage of meningiomas are Grades II and III, which are likely to recur after initial treatment. Grade III meningiomas are considered to be malignant and warrant aggressive management. If surgery and radiation fail to produce lasting remission,(More)
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