Mucho libro interesante por estos días. https://t.co/2AnRm0f4xj
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Salk's landmark polio vaccine trial began #OTD in 1954. "No other disease has universally mobilized so many institutions in American society to treat and adapt to it; no other disease has redefined so many groups and organizations." #medhist https://t.co/B
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RT @PalgraveHistory: 'The Last Children's Plague' reveals the deep impact of polio, before the vaccine was declared effective #OTD in '55 h…
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RT @PalgraveHistory: 'The Last Children's Plague' reveals the deep impact of polio, before the vaccine was declared effective #OTD in '55 h…