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^ Altman, Lawrence K. (February 21, 2011). "When Alzheimer's Waited Outside the Oval Office". The New York Times. ISSN 0362-4331. Archived from the original on May 1, 2021. Retrieved May 1, 2021.

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^ Altman, Lawrence K. (June 15, 2004). "The Doctors World; A Recollection of Early Questions About Reagan's Health". The New York Times. Archived from the original on May 1, 2021. Retrieved May 1, 2021.

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^ Neuman, Johanna (June 6, 2004). "Former President Reagan Dies at 93". Los Angeles Times. Archived from the original on October 27, 2013. Retrieved July 9, 2013.

