Attempted suicide often a snap decision fuelled by drugs and alcohol / Medical News Today, 19 Oct 2005

http://www.medicalnewstoday.com/medicalnews.php?newsid=32242
Understanding deliberate self harm : an enquiry into attempted suicide
Marianne . Wyder, PhD
PDF - http://ariic.library.unsw.edu.au/context/uws/article/1024/index/0/type/native/viewcontent