1. Multiresistant Pseudomonas aeruginosa outbreak in a pediatric oncology ward related to bath toys
2. Ayliffie G, Lowbury E, Geddes AM, Williams JI. Control of Hospital Infection 3rd Edition. London: Chapman & Hall Medical 1992; p89.
3. Greenwood D, Slack P, Peutherer L; part 4 - Viral Pathogens and Associated Diseases: Medical Microbiology, A Guide to Microbial Infections: Pathogenesis, Immunity, Laboratory Diagnosis and Control. Edinburgh: Churchill Livingstone 1997; 15th Edition; 394–554.
4. Control of infection: a survey of general medical practices