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. 2021 Aug 20;42(2):231–236. doi: 10.1038/s41372-021-01189-1

Fig. 1. Lung ultrasound scores.

Fig. 1

Scores were defined according to the following criteria: 0, presence of only A-lines (arrowhead); 1, presence of coalescent or three well-spaced B-lines (arrow) with an A-line; 2, presence of homogeneous and coalescent B-lines with or without consolidations that are limited to the subpleural space; and 3, presence of extended consolidation (arrow).