Michele Leonardi Darby, BSDH, MS and Margaret Walsh, RDH, MS, MA, EdD
By Michele Leonardi Darby, BSDH, MS, Eminent Scholar, University Professor, Graduate Program Director, G.W. Hirschfield School of Dental Hygiene and Dental Assisting, College of Health Sciences, Old Dominion University, Norfolk, VA and Margaret Walsh, RDH, MS, MA, EdD, Professor, Department of Preventative and Restorative Dental Sciences, University of California at San Francisco, San Francisco, CA
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