RT Journal Article SR Electronic T1 β-Propiolactone: Viral Inactivation in Vaccines and Plasma Products JF PDA Journal of Pharmaceutical Science and Technology JO PDA J Pharm Sci Technol FD Parenteral Drug Association (PDA) SP 209 OP 217 VO 54 IS 3 A1 Stephen A. Lawrence YR 2000 UL http://journal.pda.org/content/54/3/209.abstract AB