1. Personal communication regarding Medicaid disease management programs with Vice President of Programs & Health Strategies;Abraham,2008
2. Series of interviews about Georgia Enhanced Care program design and administrative data with AmeriChoice employees;Abraham,2007
3. Prevention Quality Indicators (PQI) for SAS. Healthcare Cost and Utilization Project (HCUP);Agency for Healthcare Research and Quality (AHRQ),2007
4. Chronic Conditions: Making the Case for Ongoing Care (September 2004 Update);Anderson,2004
5. Panel data models: some recent developments;Arellano,2001