- Ancient DNA suggests syphilis originated in Americas before ravaging Europe The Washington Post
- Ancient bones shed new light on debate over origins of syphilis The Guardian
- Syphilis: Did Columbus bring the STD to Europe? DW (English)
- Columbus did not take syphilis to the Americas – he brought it back to Europe Yahoo! Voices
- Ancient Syphilis Genomics Study Suggests Disease Origin in the Americas GenomeWeb
Ancient DNA suggests syphilis originated in Americas before ravaging Europe – The Washington Post
