No abstract available
MeSH terms
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Health Services / history
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Health Services / statistics & numerical data
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History, 19th Century
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History, 20th Century
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History, 21st Century
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Humans
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Infection Control / history
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Morbidity
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Periodicals as Topic / history*
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Periodicals as Topic / statistics & numerical data
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Puerto Rico
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Societies, Medical / history*