[1] Kaiser Permanente Northwest,Public Health Sciences
[2] Center for Health Research,Department of Population Medicine
[3] Henry Ford Health System,Center for Health Policy and Health Services Research
[4] Harvard Medical School,Behavioral Health Services
[5] Henry Ford Health System,School of Public Health
[6] Henry Ford Health System,Department of Family Medicine
[7] HealthPartners,Department of Internal Medicine
[8] Institute for Education and Research,Harvard Pilgrim Health Care Institute
[9] Kaiser Permanente Hawaii,undefined
[10] Center for Health Research,undefined
[11] Georgia State University,undefined
[12] Kaiser Permanente Georgia,undefined
[13] Center for Clinical and Outcomes Research,undefined
[14] University of Colorado,undefined
[15] Denver,undefined
[16] Henry Ford Health System,undefined
[17] Kaiser Permanente Colorado,undefined
[18] Institute for Health Research,undefined
[19] Kaiser Permanente Washington,undefined
[20] Health Research Institute,undefined
[21] Harvard Pilgrim Health System,undefined