Substance Use and Community ViolenceA Test of the Relation at the Daily LevelFrances, Richard J. MDAuthor informationClinical Professor of Psychiatry, New York University Medical School, New York, New York; Director of Professional and Public Education, Silver Hill Hospital, New Canaan, ConnecticutYear Book of Psychiatry & Applied Mental Health :p 110, 2008.Copyright © Mosby-Year Book Inc. 2008. All Rights Reserved.