TY - RPRT TI - Factors affecting the measurement of classically conditioned fear in rats following exposure to escapable versus inescapable signaled shock. AU - F H Osborne AU - B A Mattingly AU - W K Redmon AU - J S Osborne PY - 1975 DO - 10.1037//0097-7403.1.4.364 UR - https://pubmed.ncbi.nlm.nih.gov/45811/ ID - 45811 ER -