1. Medications compliance in the elderly;Salzman;J Clin Psychiatry,1995
2. The clinical use of cocaine;Verlander;Otolaryngol Clin North Am,1981
3. Is cocaine a safe topical agent for use during endoscopic sinus surgery?;Dwyer;Laryngoscope,2016
4. Uber Coca;Freud;Wein Centralblatt Therapie für die management,1884
5. Über Coca: Sigmund Freud, Carl Koller, and cocaine;Markel;JAMA,2011