Dugan, Jerome, Vivian Ho, and Salim S. Virani. 2012. "Medicare Eligibility and Physician Utilization Among Adults With Coronary Heart Disease and Stroke." Medical Care, Jun; 50(6):547-53.

Although Medicare eligibility has been shown to generally increase health care access and utilization, few studies have investigated the association between Medicare eligibility and health care utilization among the chronically ill: This study examines changes in health care access and utilization associated with Medicare eligibility among adults with coronary heart disease and stroke (CHDS).