§ Mr. ButlerTo ask the Secretary of State for Health what information he has on the incidence of infection of patients by surgeons infected with hepatitis B.
§ Mr. MellorThe average annual risk of a patient developing acute hepatitis B as a result of infection by staff 783W during surgical procedures has been estimated as one in a million operations (Polakoff, British Medical Journal 1986 volume 293 pages 33–36).