1. Classics in Chemical Neuroscience: Ketamine
2. World Health Organization , WHO Model List of Essential Medicines – 20th List, 2017, http://www.who.int/medicines/publications/essentialmedicines/en/
3. U. S. Drug Enforcement Administration , The Controlled Substances Act, https://www.dea.gov/controlled-substances-act
4. Ketamine blocks bursting in the lateral habenula to rapidly relieve depression
5. World Health Organization , Mental Health, https://www.who.int/mental_health/management/depression/en/