Comment by throw0101d

> It's also important to remember that any blocker between a potential suicide victim and the weapon of choice reduces rates greatly. A gun locked in a safe where the potential suicide knows the code - reduces rates.

RAND found that minimum age requirements and child-access prevention laws reduced suicides and unintentional injuries/deaths and violent crime:

* https://www.rand.org/research/gun-policy/analysis/child-acce...

* https://www.rand.org/research/gun-policy/analysis/minimum-ag...

* https://www.rand.org/research/gun-policy.html