1. Children’s spontaneous control of facial expression;Cole;Child Development,1986
2. Self-reported fears of hospitalized school-age children;Hart;Journal of Pediatric Nursing,1994
3. The Yale preoperative anxiety scale;Kain;Pediatric Anaesthesia,1997
4. The influence of the timing of preparation on the anxiety of preschool children experiencing surgery;Kennedy;Maternal-Child Nursing Journal,1989
5. Predicting children’s presurgical anxiety and subsequent behaviour changes;Lumley;Journal of Pediatric Psychology,1993