1. Surgical site infection—a European perspective of incidence and economic burden;Leaper;Int Wound J,2004
2. Nosocomial infection in surgery wards: a controlled study of increased duration of hospital stays and direct cost of hospitalization;Vegas;Eur J Epidemiol,1993
3. Guideline for prevention of surgical site infection, 1999. Hospital Infection Control Practices Advisory Committee;Mangram;Infect Control Hosp Epidemiol,1999