Cohort Formation Patient Selection Criteria NELA Laparotomy Criteria Data Dictionary 2020 MACS Data Dictionary Submit a Suggestion Data Portals Access Data Michigan Medicine Sparrow Hospital Spectrum Health Hospitals St. Joseph Mercy Ann Arbor Sandbox Education Abstraction Map AAST Grading System FAQ's MACS Abstractor Checklist MACS Orientation Video 1 MACS Orientation Video 2 MACS Orientation Video 3 MACS Orientation Video 4 Qualtrics XM Guide Workflow Other Meeting Slides April 2020 Meeting Slides Oct 2019 Meeting Slides June 2019
