Tree stands and spinal injuries
http://www.injuryprevention.org/states/la/deer/deerstan.htmhttp://journals.lww.com/smajournalonline/Abstract/1991/06000/Deer_Stands__A_Significant_Cause_of_Injury_and.3.aspx http://linkinghub.elsevier.com/retrieve/pii/S1529943006010643
http://www.health.state.mn.us/injury/new/news.cfm?gcNews=11 http://www.treestandinfo.com/accidents_in_tree_stands.htm