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Ivan | 3 months ago (raw) | export | reply | flag +12 
 https://i.nostr.build/tYXYtGxeBCt6gtvX.jpg
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Cameri | 3 months ago (raw) | root | parent | reply | flag 
 We’ve known for years 

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8700808/#:~:text=In%20humans%2C%20recent%20research%20has,fluoride%20to%20ensure%20population%20safety.