机译:自闭症儿童刺激偏好评估中休闲物品被食物取代的进一步评估
Chicago Sch Profess Psychol, Los Angeles, CA USA;
Calif State Univ Los Angeles, 5151 State Univ Dr, Los Angeles, CA 90032 USA;
Autism; Motivating operations; Multiple stimulus without replacement; Preference assessments; Reinforcers;