Measurement of Preoperative Anxiety in Young Children: Self-report Versus Observer-rated
Journal of Psychopathology and Behavioral Assessment (2010) - Comment
doi: 10.1007/s10862-009-9158-9  issn: 0882-2689  issn: 1573-3505 

Kristi D. Wright, Allison Eisner, Sherry H. Stewart, G. Allen Finley