RT Journal Article SR Electronic T1 An Investment in the Future JF PDA Journal of Pharmaceutical Science and Technology JO PDA J Pharm Sci Technol FD Parenteral Drug Association (PDA) SP 81 OP 81 VO 35 IS 3 A1 Frederick J. Carleton YR 1981 UL http://journal.pda.org/content/35/3/81.abstract AB