1. Anonym from the Centers for Disease Control and Prevention (1994) Outbreak of hepatitis associated with intravenous immunoglobulin administration — United States, October 1993 — June 1994. J Am Med Assoc 272:424–425
2. Anonym by CPMP Biotechnology Working Party (1996) Note for guidance on virus validation studies: The design, contribution and interpretation of studies validating the incativation and removal of viruses. CPMP/BWP/268/95 Final Version 2:1–13
3. Anonym (1997) Creutzfeldt-Jakob disease associated with cadaveric dura mater grafts — Japan, January 1979-May 1996. Mor Mortal Wkly Rep 46:1066–1069
4. Anonym by CPMP (1999) Note for guidance on plasma derived medicinal products. The European Agency for the Evaluation of Medicinal Products — Human Medicines Evaluation Unit CPMP/BWP/269/95 Final Version 2; London, 23 July 1998:1–17
5. Anonym (1999) First outbreak of TT virus in California. AABB Wkly Rep 5:6–6