121
Participants
Start Date
November 1, 2020
Primary Completion Date
May 30, 2024
Study Completion Date
May 30, 2024
16s rRNA or shotgun metagenomics
16s rRNA or shotgun metagenomics on oral and fecal samples
Department of General Surgery, Peking Union Medical College Hospital (PUMCH), Beijing
Peking Union Medical College Hospital
OTHER