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D. A. Henderson was an American medical doctor, educator, and epidemiologist who directed a 10-year international effort (1967–1977) that eradicated smallpox throughout the world. Dr. Henderson was later the Dean of John Hopkins School of Public Health. Before his death in 2016 Dr. Henderson authore...
thegatewaypundit.com
D. A. Henderson was an American medical doctor, educator, and epidemiologist who directed a 10-year international effort (1967–1977) that eradicated smallpox throughout the world. Dr. Henderson was later the Dean of John Hopkins School of Public Health. Before his death in 2016 Dr. Henderson authore...
thegatewaypundit.com