Self-reported changes in subjective health and anthrax vaccination as reported by over 900 Persian Gulf War era veterans.
Schumm WR, Reppert EJ, Jurich AP, Bollman SR, Webb FJ, Castelo CS, Stever JC, Sanders D, Bonjour GN, Crow JR, et al. Psychol Rep. 2002 Apr; 90(2):639-53.