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2. Association of Health Care Journalists. 2009. “Letter to President Barack Obama.” February 26. 〈http://www.healthjournalism.org/uploads/AHCJ-letter-to-Obama-transparency.pdf〉. (August 4, 2009).
3. The Unitary Executive
4. Center for Progressive Reform. 2008. “Protecting Public Health and the Environment by the Stroke of a Presidential Pen: Seven Executive Orders for the President's First 100 Days.” 〈http://www.progressivereform.org/CPR_ExecOrders_Stroke_of_a_Pen.pdf〉. (August 3, 2009).