Thứ Năm, 28 tháng 9, 2017

They Swallowed Live Typhoid Bacteria — On Purpose


By DONALD G. McNEIL Jr. from NYT Health http://ift.tt/2hAAQdZ
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A clinical trial enlisted some of England’s brightest minds, tempted by curiosity and cash. They proved an new typhoid vaccine works and could save children’s lives.
They Swallowed Live Typhoid Bacteria — On Purpose - By DONALD G. McNEIL Jr. - at Health - Keyword: Typhoid, Vaccination and Immunization - From The New York Times - Published at September 28, 2017 at 07:00AM

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