TY - JOUR T1 - External validation of triage tools for adults with suspected COVID-19 in a middle-income setting: an observational cohort study JO - Emergency Medicine Journal PY - 2023/05/04 AU - Marincowitz C AU - Sbaffi L AU - Hasan M AU - Hodkinson P AU - McAlpine D AU - Fuller G AU - Goodacre S AU - Bath P AU - Omer Y AU - Wallis L ED - PB - BMJ Publishing Group Y2 - 2025/06/27 ER -