1. 2019–2020 Suicide Report
https://www.who.int/teams/mental-health-and-substance-use/suicide-data
2. Suicide in the World: Global Health Estimates,2019
3. “Suicide”. Published Online
https://ourworldindata.org/suicide
4. Can Postvention Be Prevention?
5. When It Is Darkest: Why People Die by Suicide and What We Can Do to Prevent it;O’Connor,2021