This is one article about the Harry Harlow studies.
 
_http://darkwing.uoregon.edu/~adoption/studies/HarlowMLE.htm_ 
(http://darkwing.uoregon.edu/~adoption/studies/HarlowMLE.htm) 
 
 
I can't find a reference for the other incidence, but I remember it being  
talked about. Oh wait, this link shows something similar and interesting.  
Scroll about halfway down...
 
_Nature or Nurture?  It's All in the Brain : What's Going on in There?_ 
(http://www.enotalone.com/article/4540.html)  
Peace,
Judy  

Judy LeVan  Fram, PT, IBCLC, LLLL
Brooklyn, NY,  USA

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