RT Journal Article SR Electronic T1 Biological Indicator Comparative Analysis in Various Product Formulations and Closure Sites JF PDA Journal of Pharmaceutical Science and Technology JO PDA J Pharm Sci Technol FD Parenteral Drug Association (PDA) SP 101 OP 109 VO 54 IS 2 A1 Berger, T. J. A1 Chavez, C. A1 Tew, R. D. A1 Navasca, F. T. A1 Ostrow, D. H. YR 2000 UL http://journal.pda.org/content/54/2/101.abstract AB