This Journal feature begins with a case vignette highlighting a common clinical problem. Evidence supporting various strategies is then presented, followed by a review of formal guidelines, when they ...
As the United States enters its fourth month of response to the COVID-19 crisis, many are pointing to the testing of people potentially infected with the disease as the key to effective mitigation of ...
Most tests for COVID-19 involve taking a swab sample from the back of the nose, throat, or both. But some tests require a blood sample. These tests aim to find out if a person has, or has ever had, an ...
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