M. Bernardo, J. R. Azanza, C. Rubio-Terrés, and J. Rejas, “Cost-effectiveness analysis of the prevention of relapse of schizophrenia in the ZEUS longitudinal study Ziprasidone Extended Use in Schizphrenia (ZEUS)”, Actas Esp Psiquiatr, vol. 35, no. 4, pp. 259–262, Jul. 2007.