Authors: M L van der Have-Kirchberg; A de Morée; J F van Laar; G J Gerwig; C Versluis; I Ebels Journal: J Neural Transm Date: 1977 Impact factor: 3.575
Authors: R Halpern; B C Halpern; B Stea; A Dunlap; K Conklin; B Clark; H Ashe; L Sperling; J A Halpern; D Hardy; R A Smith Journal: Proc Natl Acad Sci U S A Date: 1977-02 Impact factor: 11.205