AUTHOR=Zhang Peijun , Zhang Cuomaoji , Zheng Bixin , Liu Yuntao , Zhang Dingkun , Xiao Hong TITLE=The “brain-gut” mechanism of postherpetic neuralgia: a mini-review JOURNAL=Frontiers in Neurology VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/neurology/articles/10.3389/fneur.2025.1535136 DOI=10.3389/fneur.2025.1535136 ISSN=1664-2295