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S Williams

2 papers in the library · publishing 2012-2015

Papers

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Impairment of inhibitory control processing related to acute psychotomimetic effects of cannabis.

European Neuropsychopharmacology January 2015 Sagnik Bhattacharyya, Zerrin Atakan, Rocío Martín‐Santos et al.

Cannabis use can induce acute psychotic symptoms and increase the risk of schizophrenia. Impairments in inhibitory control and processing are known to occur both under the influence of cannabis and in schizophrenia. Whether cannabis-induced impairment in inhibitory processing is related to the acute induction of psychotic symptoms under its influence is unclear. We investigated the effects of...

Appraisals, psychotic symptoms and affect in daily life.

Psychological Medicine May 2012 E Peters, Tineke Lataster, K Greenwood et al.

Psychological models of psychosis were examined using Experience Sampling Methods (ESM) to explore relationships between dimensions and appraisals of key symptoms and affect. Individuals were signalled to complete ESM booklets 10 times per day for six consecutive days; 534 data points were obtained from 12 out-patients with psychosis. Although only 3.6% of spontaneous thoughts were psychosis...