Authors: T J Soares; T M Coimbra; A R Martins; A G Pereira; E C Carnio; L G Branco; W I Albuquerque-Araujo; G de Nucci; A L Favaretto; J Gutkowska; S M McCann; J Antunes-Rodrigues Journal: Proc Natl Acad Sci U S A Date: 1999-01-05 Impact factor: 11.205