Figure 3

Representative examples of initial chest radiographs (CXRs) taken from each patient within a short-term interval (up rows), follow-up images of CXRs taken from each patient within a short-term interval (middle rows), and gold-standards labeled by two thoracic radiologists (bottom rows). N nodule, C consolidation, IO interstitial opacity, PLE pleural effusion, PN pneumothorax in Fig. 2.