1. Commission of the European Communities. Council Decision of 8 June 2004 establishing the Visa Information System (VIS) (2004/512/EC). Official Journal of the European Communities 2004; 213:5–7.
2. Scientific Advisory Board of the International Scientific Forum on Home Hygiene. Hygiene procedures in the home and their effectiveness: a review of the scientific evidence base. 2006. Available at: http://www.ifh-homehygiene.org/2003/2public/hygprocevbasefinal2.pdf. (Accessed 2007 Feb 10)
3. Centers for Disease Control and Prevention. Guideline for hand hygiene in health‐care settings: recommendations of the healthcare infection control practices advisory committee and the HICPAC/SHEA/APIC/IDSA hand hygiene task force. MMWR Recomm Rep 2002; 51:1–45.
4. Centers for Disease Control and Prevention. Guidelines for environmental infection control in health‐care facilities: recommendations of CDC and the Healthcare Infection Control Practices Advisory Committee (HICPAC). MMWR Morb Mortal Wkly Rep 2003; 52:1–48.
5. French G Rayner D Branson M Walsh M . Contamination of doctors’ and nurses’ pens with nosocomial pathogens. Lancet 1998; 351:213.