Yang et al. [19] suggested using DL to predict the risk of metastasis and relapse for HER2-positive breast cancer using CNN and ResNet50 on the datasets of the Cancer of the Chinese Academy of Medical Sciences (CAMS) and TCGA, respectively, using histopathological images and clinical data, with AUCs of 0.76 and 0.72. This evidence concerns the gene ERBB2 and breast carcinoma.