About the Authors

Baozhen Dai

Affiliations School of Management, Jiangsu University, Zhenjiang, People’s Republic of China, Research Institute for New Rural Development of Jiangsu University, Zhenjiang, People’s Republic of China

Zongfu Mao

Affiliation School of Public Health, Wuhan University, Wuhan, People’s Republic of China

John Mei

Affiliation Department of Anthropology, William James Hall, Harvard University, Cambridge, Massachusetts, United States of America

Sue Levkoff

Affiliation College of Social Work, University of South Carolina, DeSaussure College, Columbia, South Carolina, United States of America

Huali Wang

Affiliation Dementia Care & Research Center, Peking University Institute of Mental Health, Beijing, People’s Republic of China

Misty Pacheco

Affiliation University of Hawaii at Manoa, Honolulu, Hawai‘i, United States of America

Bei Wu

bei.wu@duke.edu

Affiliation School of Nursing and Global Health Institute, Duke University, Durham, North Carolina, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: BW ZM SL. Performed the experiments: BD HW. Analyzed the data: BD MP JM. Wrote the paper: BD.