1. Rory Meyers College of Nursing, New York University, NY, USA
2. School of Social Work, University of Texas at Arlington, Lubbock, USA
3. Maxwell School of Citizenship and Public Affairs, Department of Sociology, Falk College of Sport and Human Dynamics, Department of Human Development and Family Science, Aging Studies Institute, Syracuse University, Syracuse, NY, USA
4. Institute for Population and Development Studies, School of Public Policy and Administration, Xi’an Jiaotong University, Xi’an, China