Discrimination of ground‐glass nodular lung adenocarcinoma pathological subtypes via transfer learning: A multicenter study oleh Chun‐Long Fu, Ze‐Bin Yang, Ping Li, Kang‐Fei Shan, Mei‐Kang Wu, Jie‐Ping Xu, Chi‐Jun Ma, Fang‐Hong Luo, Long Zhou, Ji‐Hong Sun, Fen‐Hua Zhao