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09/30/1955 |
Polio outbreak forces Boston public schools to start two weeks late. |
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06/05/1981 |
AIDS is first identified as a new disease. |
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1990 |
Smith, Jane S. Patenting the Sun: Polio and the Salk Vaccine. |
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12/31/2019 |
Chinese health officials announce the outbreak of a respiratory illness in the city of Wuhan. |
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01/11/2020 |
Coronavirus Pandemic begins in China. |
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01/17/2020 |
COVID-19 case is first reported in the U.S. |
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02/01/2020 |
COVID-19 case is first reported in Boston. |
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03/11/2020 |
World Health Organization declares the coronavirus outbreak a pandemic. |
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03/15/2020 |
City of Boston declares the outbreak of the corona virus a public health emergency. |
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03/17/2020 |
Massachusetts orders the closing of all bars, restaurants, and schools in the state due to the corona virus. |
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