Word: zingher
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Dates: during 1920-1929
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...Theobald Smith, of the Rockefeller Institute, found that if a little diphtheria toxin were added to antitoxin the mixture would immunize animals against the disease. At once Dr. William Hallock Park, director of New York City's health department laboratories, and his associate, the late Dr. Abraham Zingher, began to immunize children with the toxin-antitoxin mixture. That mixture is what the "healthmobiles" were administering last week. Three to six months are necessary before immunity is established...