RT Journal Article SR Electronic T1 Rationalization and Valid Scale-Up of Integrity Test Parameters for Sterilizing Grade Membrane Filter Cartridges JF PDA Journal of Pharmaceutical Science and Technology JO PDA J Pharm Sci Technol FD Parenteral Drug Association (PDA) SP 134 OP 142 VO 55 IS 2 A1 Hans G. Schroeder YR 2001 UL http://journal.pda.org/content/55/2/134.abstract AB