Rehman, Inayat Ur Cannabis abuse in patients with schizophrenia: pattern and effects on symptomatology. [electronic resource] - Journal of the College of Physicians and Surgeons--Pakistan : JCPSP Mar 2007 - 158-61 p. digital Publication Type: Journal Article ISSN: 1022-386X Standard No.: 03.2007/JCPSP.158161 doi Subjects--Topical Terms: AdultHumansMarijuana Abuse--complicationsSchizophrenia--complications