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| Hans-Günter Meyer-Thompson | Fentanyl

Purple Fentanyl: A New Face on an Old Enemy. 

Purple Fentanyl: A New Face on an Old Enemy. 

Esch J, Bougie M, Vandehey A. 

WMJ. 2026;125(3):424-426. PMID: 42623633.

https://wmjonline.org/wp-content/uploads/2026/125/3/424.pdf