Dr. Ruth E. Dayhoff
Dr. Ruth Dayhoff and Dr. Omar El Hattab with other staff at the National Cancer Institute of Egypt where the VA's hospital information system is running, funded by the United Nations, mid 1990s

Dr. Ruth Dayhoff and Dr. Omar El Hattab with other staff at the National Cancer Institute of Egypt where the VA's hospital information system is running, funded by the United Nations, mid 1990s

Ruth E. Dayhoff, M.D.

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