Polypharmacy and the increased potential for a drug-drug interaction in the elderly, 190 - 01 - 04 - LD1017 .C8133 2009 L58, Volume: Archives LD1017 .C8133 2009 L58; Volume: Suhr Library Clarion University Venango Special Collection RC953.7 .L58 2009. Clarion University Archives. http://buoy1.klnpa.org/repositories/2/resources/511 Accessed May 01, 2025.