robs2nd75
Member
To be fair, I am taking this link from Michael Scally's pg. and he indicated that it was not. I wanted to know the various views of members here..........
http://www.pnas.org/content/early/2013/12/20/1321060111.abstract
http://www.pnas.org/content/early/2013/12/20/1321060111.abstract