By Clifford L. Linedecker and William A. Burt. "The Frightening True Crime Accounts of Healthcare Workers Who Murder Their Patients." "Angels of mercy, angels of death..." Cases include Genene Jones, Richard Angelo, and others.
This relatively scarce PB is in decent shape: a faintly spine and some shelfwear, but sits very straight, clean inside with no dog-ears. A good reading copy.