A. Leyva
Universidade Federal do Ceará
A. C. Van Loenen
Vrije Universiteit Amsterdam
Gianni Tognoni
University of Milano-Bicocca
Frans Rutten
Huisarts en Wetenschap
Teresa Sánchez
Cornell University
P R Noyce
University of Manchester
J M Rodríguez Sasiain
Hospital de Galdakao
Albert Verdaguer
Consejo Superior de Investigaciones Científicas
Graham Dukes
University of Oslo
Bruno H. Stricker
Erasmus University Rotterdam