Conner, Andrew; Azrael, Deborah; Miller, Matthew (3 December 2019). "Suicide Case-Fatality Rates in the United States, 2007 to 2014". Annals of Internal Medicine. 171 (12): 885–895. doi:10.7326/M19-1324. PMID31791066.
"Method Used in Completed Suicide". HKJC Centre for Suicide Research and Prevention, University of Hong Kong. 2006. Diarkibkan daripada yang asal pada 10 September 2009. Dicapai pada 2009-09-10.
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pubmed.ncbi.nlm.nih.gov
Conner, Andrew; Azrael, Deborah; Miller, Matthew (3 December 2019). "Suicide Case-Fatality Rates in the United States, 2007 to 2014". Annals of Internal Medicine. 171 (12): 885–895. doi:10.7326/M19-1324. PMID31791066.
"Method Used in Completed Suicide". HKJC Centre for Suicide Research and Prevention, University of Hong Kong. 2006. Diarkibkan daripada yang asal pada 10 September 2009. Dicapai pada 2009-09-10.