NightingaleF. (1859). Notes on nursing: What it is, and what it is not.London: Harrison and Sons.
2.
PattersonW.B., CravenD.E., SchwartzD. A. (1985). Occupational hazards to hospital personnel. Annals of Internal Medicine, 102(5).
3.
PerkinsJ. J. (1969). Principles and methods of sterilization and health sciences, 2nd ed.Springfield, Illinois: Charles C Thomas.
4.
WilliamsW. W. (1984, February). CDC guidelines for the prevention and control of nosocomial infections — Guideline for infection control in hospital personnel. American Journal of Infection Control, 12(1).