There is no debate: Barriers Save Lives

Research articles:

• Effect of restricting access to a Suicide jumping site (PDF) Keren Skegg and Peter Herbison (2009)
• A Note on Domestic Gas Suicide in Britain & The Netherlands (PDF) Ronald V. Clarke and Pat Mayhew (1989)
• CDC Preventing Suicidal Behavior (PDF) (2006)

• Charcoal Burning Suicides in Hong Kong and Urban Taiwan (PDF) Ka Y. Liu, Annette Beautrais et al. (2007)
• Co-proxamol and Suicide: a study of national mortality statistics and local non-fatal self poisonings (PDF)Keith Hawton, Sue Simkin & Jonathan Deeks (2003)
• Effectiveness of Barriers at Suicide Jumping Sites (PDF) Annette Beautrais (2001)
  
• Lethal Means Restriction: Its Value and Its Problems (PDF) Jeremy Brigham, D. Min., Ph.D. (2003)
• Preventing Suicide by Jumping, the Effect of a Bridge Safety Fence (PDF) Andrew R Pelletier (2007)  
• Restricting Access to Methods of Suicide (PDF) Keith Hawton (2007)
• Restrictions in Availability of Drugs Used for Suicide (PDF) Merete Nordentoft (2007)
• SAMHSA's National Strategy for Suicide Prevention (PDF)
• Securing a Hot Spot: Effects of a Safety Net at the Bern Muenster Terrace (PDF) Thomas Reisch, MD, and Konrad Michel, MD (2005)
• Suicide and Suicide Attempts (PDF) Oklahoma State Dept of Health
• Suicide Attempts by Firearms and Leaping from Heights (PDF) Gregory M. de Moore and Andrew R. Robertson (1999)
• Annette Beautrais

• Suicide Prevention Strategies a Systematic Review (PDF) J. John Mann, MD, Alan Apter, MD, et al. JAMA (2005)
• Suicide Prevention Through Means Restriction (PDF) Marc. S. Daigle (2005)
• The Contribution of Suicide Prevention of Restricting Access to Methods and Sites (PDF) Annette Beautrais (2007)

• Time Trends in Method Specific Suicide Rates Compared with the Availability of Specific Compounds (PDF) Merete Nordentoft, Ping Qin et al. (2006)

• WHO Suicide Prevention (PDF)  World Health Organization (2004)

• Effect of barriers on the Clifton suspension bridge, England, on local patterns of suicide:implications for prevention (PDF) Olive Bennewith, Mike Nowers & Davod Gunnell (2007)