http://www.ohdsi.org/web/wiki/doku.php?id=projects:ohdsi_community
http://www.ohdsi.org/web/wiki/doku.php?id=projects:workgroups:cdm-wg
2-3pm Patient Visualization Workgroup Meeting http://www.ohdsi.org/web/wiki/doku.php?id=projects:workgroups:patient_visualization_wg