How Can the Sedative and Analgesic Effects of Virtual Reality Technology Be More Precisely Assessed in Pediatric Dental Care? Methodological Insights from an Ongoing Randomized Controlled Trial [Letter]

Fei-Yi Zhao,1–4 Qiang-Qiang Fu,5 Jia-Yi Zhu5 1Department of Nursing, School of International Medical Technology, Shanghai Sanda University, Shanghai, 201209, People’s Republic of China; 2Sydney School of Health Sciences, Faculty of Medicine and Health, The University of Sydney, Camperdown, NSW, 2050, Australia; 3School of Health and Biomedical Sciences, RMIT University, Bundoora, VIC, 3083, Australia; 4Shanghai Municipal Hospital of Traditional Chinese Medicine, Shanghai University of Traditional Chinese Medicine, Shanghai, 200071, People’s Republic of China; 5Yangpu Hospital, School of Medicine, Tongji University, Shanghai, 200090, People’s Republic of ChinaCorrespondence: Qiang-Qiang Fu, Yangpu Hospital, School of Medicine, Tongji University, Shanghai, 200090, People’s Republic of China, Tel + 86 021-6569 0520, Fax + 86 021-6569 6249, Email qiangqiang.fu@tongji.edu.cn Jia-Yi Zhu, Yangpu Hospital, School of Medicine, Tongji University, Shanghai, 200090, People’s Republic of China, Tel + 86 021-6569 0520, Fax + 86 021-6569 6249, Email 2305119@tongji.edu.cn