1. Freeman M, Zeegers M. Forensic Epidemiology: Principles and Practice. 1st ed. Academic Press; 2016.
2. Cash SJ, Bridge JA. Epidemiology of youth suicide and suicidal behavior. Curr Opin Pediatr 2009; 21(5): 613-9. doi: 10.1097/MOP.0b013e32833063e1.
3. Runeson B, Tidemalm D, Dahlin M, Lichtenstein P, Langstrom N. Method of attempted suicide as predictor of subsequent successful suicide: national long term cohort study. BMJ 2010; 341: c3222. doi: 10.1136/bmj.c3222.
4. Bidel Z, Nazarzadeh M, Ayubi E, Sayehmiri K. Prevalence of important poisoning methods used in Iranian suicides: A systematic review and meta-analysis. koomesh 2013; 14(3): 257-64.
5. World Health Organization. Preventing Suicide: A Global Imperative. Geneva: World Health Organization; 2014.
6. Perry IJ, Corcoran P, Fitzgerald AP, Keeley HS, Reulbach U, Arensman E. The incidence and repetition of hospital-treated deliberate self harm: findings from the world’s first national registry. PLoS One 2012; 7(2): e31663. doi: 10.1371/journal.pone.0031663.
7. Miller NS, Mahler JC, Gold MS. Suicide risk associated with drug and alcohol dependence. J Addict Dis 1991; 10(3): 49- 61. doi: 10.1300/J069v10n03_06.
8. Rock D, Greenberg D, Hallmayer J. Season-of-birth as a risk factor for the seasonality of suicidal behaviour. Eur Arch Psychiatry Clin Neurosci 2006; 256(2): 98-105. doi: 10.1007/s00406-005-0614-6.
9. Qin P, Mortensen PB, Waltoft BL, Postolache TT. Allergy is associated with suicide completion with a possible mediating role of mood disorder - a population-based study. Allergy 2011; 66(5): 658-64. doi: 10.1111/j.1398- 9995.2010.02523.x.
10. Monsef Kasmaee V, Zohrevandi B, Asadi P, Shakouri N. Non-Judicial hanging in Guilan province, Iran between 2011 and 2013. Emerg (Tehran) 2015; 3(4): 155-8.
11. International Association for Suicide Prevention. Preventing suicide: a resource for media professionals. Geneva: World Health Organization; 2008. https://www.who.int/mental_ health/prevention/suicide/resource_media.pdf.
12. Ghamari GH, Zahed F, Navid S. A proposed model for complement of the legal cases in persons with successful suicide. Iranian Journal of Forensic Medicine 2010; 16(1): 33-9.
13. Tahir MN, Akbar AH, Naseer R, Khan QO, Khan F, Yaqub I. Suicide and attempted suicide trends in Mianwali, Pakistan: social perspective. East Mediterr Health J 2014; 19 Suppl 3: S111-4.
14. Sadock BJ, Sadock VA. Kaplan and Sadock’s Comprehensive Textbook of Psychiatry. 9th ed. Lippincott Williams & Wilkins; 2015.
15. Shirazi HR, Hosseini M, Zoladl M, Malekzadeh M, Momeninejad M, Noorian K, et al. Suicide in the Islamic Republic of Iran: an integrated analysis from 1981 to 2007. East Mediterr Health J 2012; 18(6): 607-13.
16. Yousefi H, Sobhani GH, Asadinoghabi F. Suicide risk factors between those who committed suicide Bandar Abbas, Iran. Medical Journal of Hormozgan University 2002; 6 (2): 13- 20. [Persian].
17. Sohn K. The trend in suicide methods in South Korea in 1997-2015. Death Stud 2017; 41(5): 303-10. doi: 10.1080/07481187.2016.1271837.
18. Jones AW, Holmgren A, Ahlner J. Toxicology findings in suicides: concentrations of ethanol and other drugs in femoral blood in victims of hanging and poisoning in relation to age and gender of the deceased. J Forensic Leg Med 2013; 20(7): 842-7. doi: 10.1016/j.jflm.2013.06.027.
19. Al-Waheeb S, Al-Kandary N. Patterns of suicide in Kuwait: a retrospective descriptive study from 2003-2009. BMC Public Health 2015; 15: 527. doi: 10.1186/s12889-015-1862- 7.
20. Ajdacic-Gross V, Wang J, Bopp M, Eich D, Rossler W, Gutzwiller F. Are seasonalities in suicide dependent on suicide methods? A reappraisal. Soc Sci Med 2003; 57(7): 1173-81.
21. Hiltunen L, Suominen K, Lonnqvist J, Partonen T. Relationship between daylength and suicide in Finland. J Circadian Rhythms 2011; 9: 10. doi: 10.1186/1740-3391-9- 10.
22. Ruuhela R, Hiltunen L, Venalainen A, Pirinen P, Partonen T. Climate impact on suicide rates in Finland from 1971 to 2003. Int J Biometeorol 2009; 53(2): 167-75. doi: 10.1007/ s00484-008-0200-5.
23. Sayadrezai E, Farzaneh E, Azamy A, Enteshari Mogaddam A, Shahbazzadegan S, Mehrgany R. The epidemiologyic study of suicide in Ardabil province from 2003 to 2009. Journal of Ardabil University of Medical Sciences 2009; 9(4): 299-306. [Persian].
24. Mann JJ. A current perspective of suicide and attempted suicide. Ann Intern Med 2002; 136(4): 302-11.