1. Tikhomirov E. WHO programme for the control of hospital infections. Chemioterapia 1987; 6(3): 148-51.
2. Rafiee M, Jahangiri-Rad M, Hajjaran H, Mesdaghinia A, Hajaghazadeh M. Detection and identification of Legionella species in hospital water supplies through Polymerase Chain Reaction (16S rRNA). J Environ Health Sci Eng 2014; 12: 83.
3. Lee TB, Baker OG, Lee JT, Scheckler WE, Steele L, Laxton CE. Recommended practices for surveillance. Association for Professionals in Infection Control and Epidemiology, Inc. Surveillance Initiative working Group. Am J Infect Control 1998; 26(3): 277-88.
4. Plowman R. The socioeconomic burden of hospital acquired infection. Euro Surveill 2000; 5(4): 49-50.
5. Pottinger JM, Herwaldt LA, Perl TM. Basics of surveillance-an overview. Infect Control Hosp Epidemiol 1997; 18(7): 513-27.
6. World Health Organization. Emergencies preparedness, response: Infection prevention and control in health care [Online]. [cited 2016]; Available from: URL: http://www.who.int/csr/bioriskreduction/infection_control/en/
7. Mayon-White RT, Ducel G, Kereselidze T, Tikomirov E. An international survey of the prevalence of hospital-acquired infection. J Hosp Infect 1988; 11(Suppl A): 43-8.
8. Polin RA, Saiman L. Nosocomial infections in the neonatal intensive care unit. NeoReviews 2003; 4(3): 81-8.
9. Kyne L, Sougioultzis S, McFarland LV, Kelly CP. Underlying disease severity as a major risk factor for nosocomial Clostridium difficile diarrhea. Infect Control Hosp Epidemiol 2002; 23(11): 653-9.
10. Rosenthal VD, Maki DG, Mehta A, Alvarez-Moreno C, Leblebicioglu H, Higuera F, et al. International Nosocomial Infection Control Consortium report, data summary for 2002-2007, issued January 2008. Am J Infect Control 2008; 36(9): 627-37.
11. Martin C. Antimicrobial prophylaxis in surgery: general concepts and clinical guidelines. French Study Group on Antimicrobial Prophylaxis in Surgery, French Society of Anesthesia and Intensive Care. Infect Control Hosp Epidemiol 1994; 15(7): 463-71.
12. Pourakbari B, Rezaizadeh G, Mahmoudi S, Mamishi S. Epidemiology of nosocomial infections in pediatric patients in an Iranian referral hospital. J Prev Med Hyg 2012; 53(4): 204-6.
13. Askarian M, Mahmoudi H, Assadian O. Incidence of nosocomial infections in a big university affiliated hospital in Shiraz, Iran: A six-month experience. Int J Prev Med 2013; 4(3): 366-72.
14. Kallel H, Bahoul M, Ksibi H, Dammak H, Chelly H, Hamida CB, et al. Prevalence of hospital-acquired infection in a Tunisian hospital. J Hosp Infect 2005; 59(4): 343-7.
15. Dumpis U, Balode A, Vigante D, Narbute I, Valinteliene R, Pirags V, et al. Prevalence of nosocomial infections in two Latvian hospitals. Euro Surveill 2003; 8(3): 73-8.
16. Duerink DO, Roeshadi D, Wahjono H, Lestari ES, Hadi U, Wille JC, et al. Study group 'antimicrobial resistance in indonesia prevalence and prevention' amrin. J Hosp Infect 2006; 62(2): 219-29.
17. Masoumi Asl H. The national nosocomial infections surveillance in Iran. A 4 years report. BMC Proc 2011; 5(Suppl 6): P243.
18. Vincent JL. Nosocomial infections in adult intensive-care units. Lancet 2003; 361(9374): 2068-77.
19. Allegranzi B, Pittet D. Preventing infections acquired during health-care delivery. Lancet 2008; 372(9651): 1719-20.
20. Arabi Y, Al-Shirawi N, Memish Z, Anzueto A. Ventilator-associated pneumonia in adults in developing countries: a systematic review. Int J Infect Dis 2008; 12(5): 505-12.
21. Zaidi AK, Huskins WC, Thaver D, Bhutta ZA, Abbas Z, Goldmann DA. Hospital-acquired neonatal infections in developing countries. Lancet 2005; 365(9465): 1175-88.
22. Zahraei SM, Eshrati B, Masoumi AH, Pezeshki Z. Epidemiology of four main nosocomial infections in Iran during March 2. Arch Iran Med 2012; 15(12): 764-6.
23. Mir Mehdi F. Study of the nosocomial infections in Tabriz Imam Hospital. Proceedings of the 11th Congress of Infectious and Tropical Diseases in Iran; 2003 Feb 28-Mar 4; Tehran, Iran; 2003. p. 46-8.
24. Turkish Neonatal Society, Nosocomial Infections Study Group. Nosocomial infections in neonatal units in Turkey: epidemiology, problems, unit policies and opinions of healthcare workers. Turk J Pediatr 2010; 52(1): 50-7.
25. Ducel G, Fabry J, Nicolle LE. Prevention of Hospital-acquired Infections: A Practical Guide. 2nd ed. Geneva, Switzerland: World Health Organization; 2002.
26. Kim PE, Musher DM, Glezen WP, Rodriguez-Barradas MC, Nahm WK, Wright CE. Association of invasive pneumococcal disease with season, atmospheric conditions, air pollution, and the isolation of respiratory viruses. Clin Infect Dis 1996; 22(1): 100-6.