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APA Citation
Quattrone, D., Gayer-Anderson, C., Ferraro, L., Tripoli, G., , , Vassos, E., Sham, P., van Os, J., Morgan, C., Lewis, C., Reininghaus, U., Murray, R., & Di Forti, M. (n.d.). t110. FIRST EPISODE PSYCHOTIC PATIENTS WITH A HISTORY OF FREQUENT CANNABIS USE EXPRESS MORE POSITIVE SYMPTOMS AT ILLNESS ONSET THAN THOSE WHO NEVER USED CANNABIS. Schizophrenia bulletin, 44, S158–S159. http://access.bl.uk/ark:/81055/vdc_100096881701.0x000037