Correction to: Physical activity and chronic diseases among older people in a mid-size city in China: a longitudinal investigation of bipolar effects

• Peiling Zhou,
• Anne K. Hughes,
• Sue C. Grady,
• Li Fang

Affiliations

Peiling Zhou

Harbin Institute of Technology

Anne K. Hughes

School of Social Work, Michigan State University

Sue C. Grady

Department of Geography, Environment, and Spatial Sciences, Michigan State University

Li Fang

School of Medicine, Anhui University of Science and Technology