https://www.washingtonpost.com/news/posteverything/wp/2018/07/03/suicide-is-on-the-rise-depression-therapy-is-limited-lets-try-psychedelics/?noredirect=on&utm_term=.20f7398e81a4
"By the time LSD and similar drugs were outlawed in the 1970s, more than 1,000 medical papers had been published documenting the drugs’ therapeutic potential. "