1. Global Health Institute, School of Public Health, Xi'an Jiaotong University Health Science Center, Xi'an, Shaanxi, China
2. Nepal Public Health Foundation, Kathmandu, Nepal
3. Central Department of Public Health, Institute of Medicine, Tribhuvan University, Kathmandu, Nepal
4. Department of Biostatistics and Epidemiology, College of Public Health, East Tennessee State University, Johnson City, TN, USA
5. Fisher Institute of Health and Well-Being, Department of Nutrition and Health Science, College of Health, Ball State University, Muncie, IN, USA