1. World Health Organization, Preventing Suicide: a Global Imperative, Geneva,2014.
2. World Health Organization, Figures and Facts about Suicide, Geneva,1999.
3. Suicide;Hawton;Lancet,2009
4. Time trends and geographic differences in suicide: implications for prevention;Gunnell,2005
5. Suicide in the Philippines: time trend analysis (1974-2005) and literature review;Redaniel;BMC Public Health,2011