?:authorAffiliation
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[\'Center for Health Policy, Columbia University School of Nursing, New York, NY. Electronic address: js4032@cumc.columbia.edu.\', \'Center for Health Policy, Columbia University School of Nursing, New York, NY.\', \'The RAND Corporation, Santa Monica, CA.\', \'The RAND Corporation, Boston, MA.\', \'Thomas Jefferson University, College of Nursing, Philadelphia, PA.\']
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