Authors: A J Zametkin; T E Nordahl; M Gross; A C King; W E Semple; J Rumsey; S Hamburger; R M Cohen Journal: N Engl J Med Date: 1990-11-15 Impact factor: 91.245
Authors: D E Comings; B G Comings; D Muhleman; G Dietz; B Shahbahrami; D Tast; E Knell; P Kocsis; R Baumgarten; B W Kovacs Journal: JAMA Date: 1991-10-02 Impact factor: 56.272