Epidemiological study of nosocomial infections in a northwestern Pennsylvania nursing home, 190 - 01 - 04 - LD1017 .C8133 1987 K5, Volume: Archives LD1017 .C8133 1987 K5; Volume: Carlson Library Level A Main Quarto Collection RC901.8 .K5. Clarion University Archives. http://buoy1.klnpa.org/repositories/2/resources/395 Accessed April 25, 2025.