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The Use of Teacher Ratings in a Mental Health Study: A Method for Measuring the Effectiveness of a Therapeutic Nursery Program Leon Eisenberg, Eleanor J. Landowne, Daniel M. Wilner, and Stanley D. Imber CopyRight https://doi.org/10.2105/AJPH.52.1.18 Published Online: October 03, 2011
Eisenberg et al. (Mon,) studied this question.