20
Participants
Start Date
April 17, 2023
Primary Completion Date
November 6, 2023
Study Completion Date
January 7, 2024
Intracalvaria bone marrow injection
Intracalvaria bone marrow injection Y-3 (dose was given at 32 ug/kg), continuous medication for 3 days
Conventional treatment
standard treatment and management according to related guidelines
Beijing Tiantan Hospital, Beijing
Beijing Tiantan Hospital
OTHER