Acknowledgments
Here, we would like to thank Xinyu Zhou and his colleagues, professors
in Psychiatry, for their advice on the questionnaire design and
analysis. We also want to thank Professor Xiaoni Zhong, from the School
of Public Health and Management in Chongqing Medical University, for her
indispensable contributions to the statistical design and analysis. We
would like to thank Dr. Kim C. Liu from University of Cambridge for his
proof-reading and comments on the manuscript.