1. WHO. Depression and other common mental disorders: global health estimates. World Health Organization; 2017.
2. Global, regional, and national life expectancy, all-cause mortality, and cause-specific mortality for 249 causes of death, 1980–2015: a systematic analysis for the Global Burden of Disease Study 2015;GBD;The lancet
3. Level of awareness and treatment of anxiety and depression during pregnancy in southeast Nigeria;EM Sunday;S Afr J Psychiatr,2018