https://www.selleckchem.com/products/a-922500.html
To develop and validate patient-reported instruments, based on patients' lived experiences, for monitoring the symptoms and impact of long covid. The long covid Symptom and Impact Tools (ST and IT) were constructed from the answers to a survey with open-ended questions to 492 patients with long COVID. Validation of the tools involved adult patients with suspected or confirmed COVID-19 and symptoms extending over three weeks after onset. Construct validity was assessed by examining the relations of the ST and IT scores with health relat
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