https://www.contemporaryobgyn.net/view/vaginal-and-gut-microbiome-dysbiosis-linked-to-endometriosis
https://www.dovepress.com/comprehensive-analysis-of-vaginal-and-gut-microbiome-alterations-in-en-peer-reviewed-fulltext-article-IJWH
I've contacted lots of women with endometriosis about this...