Authors: J L Martinez; R A Jensen; B J Vasquez; J S Lacob; J L McGaugh; R E Purdy Journal: Psychopharmacology (Berl) Date: 1979-02-28 Impact factor: 4.530
Authors: J J Kim; J C Shih; K Chen; L Chen; S Bao; S Maren; S G Anagnostaras; M S Fanselow; E De Maeyer; I Seif; R F Thompson Journal: Proc Natl Acad Sci U S A Date: 1997-05-27 Impact factor: 11.205