A search algorithm for identifying likely users and non-users of marijuana from the free text of the electronic medical record

• Salomeh Keyhani ,

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Resources, Supervision, Writing – original draft, Writing – review & editing

  * E-mail: Salomeh.keyhani@ucsf.edu

  Affiliations San Francisco VA Medical Center, San Francisco, CA, United States of America, University of California San Francisco, Department of Medicine, San Francisco, CA, United States of America

  http://orcid.org/0000-0001-9124-9618

  ⨯
• Marzieh Vali,

  Roles Conceptualization, Data curation, Methodology

  Affiliation San Francisco VA Medical Center, San Francisco, CA, United States of America

  ⨯
• Beth Cohen,

  Roles Conceptualization, Methodology, Supervision, Writing – review & editing

  Affiliations San Francisco VA Medical Center, San Francisco, CA, United States of America, University of California San Francisco, Department of Medicine, San Francisco, CA, United States of America

  ⨯
• Alexandra Woodbridge,

  Roles Data curation, Project administration, Writing – original draft

  Affiliation Tulane University School of Medicine, New Orleans, Louisiana, United States of America

  ⨯
• Melanie Arenson,

  Roles Data curation, Project administration

  Affiliation University of Maryland, Department of Psychology, College Park, Maryland, United States of America

  ⨯
• Elnaz Eilkhani,

  Roles Data curation, Project administration

  Affiliation University of California San Francisco, Department of Medicine, San Francisco, CA, United States of America

  ⨯
• Christina Aivadyan,

  Roles Methodology, Project administration, Writing – review & editing

  Affiliation New York State Psychiatric Institute, New York, NY, United States of America

  ⨯
• Deborah Hasin

  Roles Conceptualization, Methodology, Writing – review & editing

  Affiliations New York State Psychiatric Institute, New York, NY, United States of America, Department of Epidemiology, Mailman School of Public Health, Columbia University, New York, NY, United States of America

  ⨯