https://www.usatoday.com/story/news/factcheck/2021/07/25/fact-check-coke-once-contained-cocaine-but-likely-less-than-claimed/8008325002/

https://www.healthline.com/health/how-long-does-cocaine-stay-in-your-system

https://fherehab.com/learning/cocaine-damage-to-nose/

https://en.wikipedia.org/wiki/Cocaine

https://americanaddictioncenters.org/cocaine-treatment/withdrawal

https://nida.nih.gov/publications/research-reports/cocaine/what-are-some-ways-cocaine-changes-brain

https://www.healthline.com/health/how-long-does-cocaine-high-last#onset

https://www.wemjournal.org/article/S1080-6032(15)00308-7/fulltext?code=wem-site

https://www.npr.org/2021/07/05/1013203805/party-drugs-are-being-increasingly-laced-with-fentanyl

https://www.medscape.com/viewarticle/912587?form=fpf