- Correspondence to Dr Heather L Tubbs-Cooley, Department of Patient Services, James M. Anderson Center for Health Systems Excellence, Cincinnati Children's Hospital Medical Center, University of Cincinnati College of Nursing, 3333 Burnet Ave, MLC 11016, Cincinnati, OH 45229-3039, USA;
- Received October 19, 2012
- Revised February 6, 2013
- Accepted April 4, 2013
- First published May 7, 2013.
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