Wen-Chieh Lin, Jianying Zhang, and Elizabeth O’Connell are with the Center for Health Policy and Research, University of Massachusetts Medical School, Shrewsbury. Wen-Chieh Lin is also with and Robin E. Clark is with Family Medicine and Community Health, University of Massachusetts Medical School, Worcester. Robin E. Clark and Jianying Zhang are also with Quantitative Health Sciences, University of Massachusetts Medical School, Worcester. Monica Bharel is with the Massachusetts Department of Public...