Here is some reading and background information concerning depression and medical marijuana. Please note some of these may not be the latest information but are included to offer a wide range of sources and opinions, they do not constitute medical advice, and in almost every case more research is needed before there is certainty.
Study: Marijuana Use Reduces Depression and Suicidal Ideations in those with PTS
Can Medicinal Marijuana Treat Depression?
Could ‘one puff’ of cannabis ease depression?
Using Marijuana to Treat Depression
Effects of Marijuana on Mental Health: Depression
Marijuana and Depression: How Cannabis Affects Depression
The Truth about Medical Cannabis and Depression