Lu Qi, Xiang Shi-Ting, Lin Kwok Yin, Deng Ying, Li Xun
Medical Department, Hunan Children's Hospital, Changsha, China.
Pediatrics Research Institute of Hunan Province, Hunan Children's Hospital, Changsha, China.
J Pain Symptom Manage. 2020 Jun;59(6):e5-e8. doi: 10.1016/j.jpainsymman.2020.02.019. Epub 2020 Feb 29.