1. Global, regional, and national incidence, prevalence, and years lived with disability for 354 Diseases and Injuries for 195 countries and territories, 1990–2017: a systematic analysis for the Global Burden of Disease Study 2017;James;Lancet,2018
2. Diagnostic and Statistical Manual of Mental Disorders;American Psychiatric Association,2013
3. Mayo Clinic Staff. Antidepressants: Selecting one that’s right for you. mayoclinic.org. https://www.mayoclinic.org/diseases-conditions/depression/in-depth/antidepressants/ART-20046273?p=1. Published 2019. [Accessed August 6, 2021].
4. FDA. FDA approves new nasal spray medication for treatment-resistant depression; available only at a certified doctor’s office or clinic. fda.gov. https://www.fda.gov/news-events/press-announcements/fda-approves-new-nasal-spray-medication-treatment-resistant-depression-available-only-certified. Published 2019. [Accessed August 6, 2021].
5. Prevalence of treatment-resistant depression in primary care: cross-sectional data;Thomas;Br J Gen Pract,2013