CJCP     2022 24 (6):  604-613    ISSN: 1008-8830  CN: 43-1301/R The investigation on the acute, severe hepatitis of unknown origin in children YAO Kai-Hu, MENG Qing-Hong, YU Dan National Center for Children's Health/Beijing Children's Hospital, Capital Medical University/Laboratory of Microbiology, Beijing Pediatric Research Institute/National Key Discipline of Pediatrics (Capital Medical University)/Key Laboratory of Major Diseases in Children, Ministry of Education, Beijing 100045, China Received: 2022-05-07  Revised: null  Online: null Supporting info