Citation: T. Nokes et al., PULMONARY-FUNCTION TESTS IN SICKLE-CELL DISEASE (SCD) PATIENTS DO NOTALWAYS DETERIORATE WITH TIME, British Journal of Haematology, 101, 1998, pp. 123-123
Citation: P. Reed et al., INTRINSIC REINFORCING PROPERTIES OF PUTATIVELY NEUTRAL STIMULI IN AN INSTRUMENTAL 2-LEVER DISCRIMINATION TASK, Animal learning & behavior, 24(1), 1996, pp. 38-45