[barrkel]

http://slatestarcodex.com/2017/10/25/against-rat-park/ has links, e.g.:

http://sci-hub.io/10.2466/pr0.1996.78.2.391

https://www.ncbi.nlm.nih.gov/pubmed/2616610

But there are other studies linked that seem to confirm it.

https://www.ncbi.nlm.nih.gov/pubmed/3696469

https://www.ncbi.nlm.nih.gov/pubmed/18463628

Not sure where that leaves us.

[krisives]

Makes the guy who brought up sources look stupid

[lostlogin]

Not at all. Seeing what the OP has seen allows a better evaluation. I wish more online groups put more weight on sources.

[krisives]

Says sources discredit his point then provides sources that do neither.