No abstract available
Publication types
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Letter
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Observational Study
MeSH terms
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Adolescent
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Adult
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Aged
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Aged, 80 and over
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Brazil / epidemiology
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COVID-19 / diagnosis*
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COVID-19 / epidemiology
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Child
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Child, Preschool
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Cross-Sectional Studies
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Elective Surgical Procedures*
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Female
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Humans
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Infant
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Male
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Middle Aged
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Neoplasms / surgery*
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Preoperative Care*
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SARS-CoV-2*
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Young Adult