1. School of Nursing, Sun Yat-sen University, Guangzhou, Guangdong, China
2. Nursing station, Huangpu District Hongshan Street Community Health Service Center, Guangzhou, Guangdong, China
3. School of Sociology and Anthropology, Sun Yat-sen University, Guangzhou, China
4. Department of Medical Humanities, the Seventh Affiliated Hospital Sun Yat-sen University, Shenzhen, Guangdong, China
5. School of Nursing, Ji Nan University, Guangzhou, Guangdong, China