1. Woodcock A, Campbell I, Collins JVC, Hanson P, Harvey J, Corris P, et al. Bronchoscopy and infection control. Lancet 1989;ii:270–1.
2. Guidelines for care during bronchoscopy;Harrison, B.D.W.;Thorax,1993
3. Report of the Working Party on Guidelines for Sedation by Non-Anaesthetists;Royal College of Surgeons of England,1993
4. Cleaning and disinfection of equipment for flexible endoscopy: interim recommendations;of Gastroenterology, British Society;Gut,1988
5. APIC guideline for infection prevention and control in flexible endoscopy;Martin, M.A.; Reichelderfer, M.;Am J Infect Control,1994