1. School of Nursing and Center on Aging and the Life Course, Purdue University, West Lafayette, Indiana, USA
2. San Francisco Adult Protective Services, Department of Aging and Adult Services, San Francisco, California, USA
3. Schools of Nursing and Industrial Engineering and Regenstrief Center for Healthcare Engineering, Purdue University, West Lafayette, Indiana, USA
4. Division of Health Policy and Administration, School of Public Health, University of Illinois at Chicago, Chicago, Illinois, USA