Welcome to NeuroTalk:
I haven't seen Wing for quite a while. He does have 2 posts,
here however that may answer your question:
http://neurotalk.psychcentral.com/post9580-18.html
http://neurotalk.psychcentral.com/post9583-19.html
We also have other information at the PN forum, so please do
look around there and also on the Subforum linked at the top of the PN page.
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All truths are easy to understand once they are discovered; the point is to discover them.-- Galileo Galilei
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Weezie looking at petunias 8.25.2017
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