1. WHO Mental health action plan 2013–2020 2013 Geneva (accessed March 2021).
2. WHO Who methods and data sources for global causes of death 2000–2012, Global Health Estimates Technical Paper WHO/HIS/HSI/GHE/2014.7 2014 Geneva (accessed March 2021).
3. P. Värnik, Suicide in the world, International Journal of Environmental Research and Public Health. 9 (2012) 760–71.
4. Police Headquarters Statistics, Zamachy samobójcze od 2017 roku (Sucides since 2017). http://www.statystyka.policja.pl/st/wybrane-statystyki/zamachy-samobojcze/63803,Zamachy-samobojcze-od-2017-roku.html (accessed March 2021).
5. Means restriction for suicide prevention;Yip;Lancet,2012