Table 1.

Literature inclusion criteria and search methods summarised.

Keywords	COVID-19, AND Radiography OR Medical Imaging, AND Epidemiology, AND Chest-x-ray, OR CXR, OR Chest radiograph, AND Computed Tomography, OR CT, AND Magnetic Resonance Imaging, OR MRI, AND Ultrasound, AND Radiology, AND testing, AND symptoms, AND guidelines.
Academic Databases and key public health and professional body websites	Pubmed, Google scholar, European Centre for Disease Prevention and Control, World Health Organization, British Society of Thoracic Imaging, Society and College of Radiographers, Royal College of Radiologists, European Society of Radiology, European Society of Thoracic Imaging, American College of Radiology, Canadian Association of Radiologists, International Society of Radiographers & Radiologic Technologists, European Federation of Radiographer Societies.
Date range	January 1, 2020–May 19, 2020.
Inclusion criteria	Studies written in English language, published in peer-reviewed journals. Grey literature was also included if issued by professional bodies and key stakeholders of public health. Articles in press were also included.