@BOOK{NAP5708, title = "(NAS Colloquium) Genetic Engineering of Viruses and Viral Vectors", doi = "10.17226/5708", url = "https://nap.nationalacademies.org/catalog/5708/nas-colloquium-genetic-engineering-of-viruses-and-viral-vectors", year = 1996, publisher = "The National Academies Press", address = "Washington, DC" }