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Symptom presentation of SARS-CoV-2-positive and negative patients: a nested case–control study among patients calling the emergency medical service and medical helpline
OBJECTIVE: Currently effective symptom-based screening of patients suspected of COVID-19 is limited. We aimed to investigate age-related differences in symptom presentations of patients tested positive and negative for SARS-CoV-2. DESIGN: SETTING: Calls to the medical helpline (1-8-1-3) and emergenc...
Autores principales: | , , , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BMJ Publishing Group
2021
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8149264/ https://www.ncbi.nlm.nih.gov/pubmed/34031110 http://dx.doi.org/10.1136/bmjopen-2020-044208 |