PT - JOURNAL ARTICLE AU - J. Sharp TI - LETTER TO THE EDITOR DP - 1992 May 01 TA - PDA Journal of Pharmaceutical Science and Technology PG - 64--64 VI - 46 IP - 3 4099 - http://journal.pda.org/content/46/3/64.short 4100 - http://journal.pda.org/content/46/3/64.full SO - PDA J Pharm Sci Technol1992 May 01; 46