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. 2020 Jun 22;20:434. doi: 10.1186/s12879-020-05154-9

Fig. 4.

Fig. 4

Typical pGGO case a: Moderate type patient. CT showed multiple pGGOs in the bilateral lung lobes with halo sign (arrow). Some of the lesions were located under the pleura. Typical mGGO case b: Moderate type patient. CT showed a subpleural mGGO within a solitary nodule (arrow)