Use of Modeling and Positive Reinforcement Techniques to Regulate Indiscriminate Physical Proximity in a 5 year-Old Girl in Foster Care: Case Study. ABRA [Internet]. 2020 Jun. 30 [cited 2024 Dec. 19];40(60):99-120. Available from: https://www.revistas.una.ac.cr/index.php/abra/article/view/12341