Workshop on the regulation of biologicals. 20-22 March 1991, NIH, Washington, DC.
Spier
R E
RE
University of Surrey, Guildford, UK.
D001688:Biological Products; D002460:Cell Line; D005822:Genetic Vectors; D006801:Humans; D012190:Retroviridae / Q000235:genetics
D001688:Biological Products