Cultural Practices and Oral Cancer Risk in South America: An Evidence- and Experience-Based Position Paper.

Researchers examined culturally specific practices in South America—including chimó use, coca chewing, reverse smoking, mate consumption, and charcoal-grilled meat—as potential oral cancer risk factors, finding biologically plausible mechanisms but identifying substantial evidence gaps requiring further investigation.

A plain-English summary of the study's own findings — we don't add our own claims or interpretation. Read the full paper for the complete methods and results, and apply your own clinical judgement.