Fig. 8From: Emerging trends and focus of human gastrointestinal microbiome research from 2010–2021: a visualized studyThe timeline view of the human gastrointestinal microbiome during 2010–2021. In the timeline view, the keywords on the same horizontal line belong to the right cluster. The colors of lines and keywords in the view correspond to the colors of the time slice at the top [28]Back to article page