Table 1.

Sources of images in COVID-19 CT & Radiograph Image Data Stock.

diagnosis	CT	radiograph
healthy	Radiopaedia	[11]
COVID-19	Radiopaedia	SIRM, COVID-19 Resourse site for Imaging and Radiology, EURORAD, Radiopaedia, Radiology Assistant, Cases RSNA, APP Fig. 1, RAD2share, Yxppt, Fig. 1 COVID-19 Chest X-ray Dataset Initiative^a [[21], [22], [23], [24], [25], [26], [27], [28], [29], [30], [31], [32], [33], [34], [35], [36], [37], [38], [39], [40], [41], [42], [43], [44], [45], [46]],
bacterial pneumonia	Radiopaedia [[47], [48], [49], [50]],	Radiopaedia [11],
viral pneumonia	Radiopaedia [51,52],	[11,53,54]
fungal pneumonia	Radiopaedia [52],	wikipedia, Radiopaedia
ARDS		wikipedia, Radiopaedia