Zhi-feng Zhang

Jul 16, 2024 | giejournal.org | Zhi-feng Zhang

To the Editor:Distal biliary obstruction (DBO) caused by adjacent malignant tumors is difficult to handle. Moreover, recurrent obstruction after interventional therapy is also often encountered in clinical settings. So I read with great interest the article by Ishiwatari et al,1Ishiwatari H. Ogura T. Hijioka S. et al.

Oct 13, 2023 | mdpi.com | Zhi-feng Zhang |Jian Qiang Mao |Lei Cai

1. IntroductionUnderstanding the assembly processes and mechanisms that shape community diversity, biogeography, succession, and function is a prominent topic of study in ecology, particularly in microbial ecology. However, most of these processes are still not well-understood or are highly controversial [1,2,3,4].