Corrigendum to "Broad learning system stacking with multi-scale attention for the diagnosis of gastric intestinal metaplasia" [Biomed. Signal Process. Control 73 (2022) 103476]. (May 2022) - Wong, Pak Kin; Yao, Liang; Yan, Tao; Choi, I. Cheong; Yu, Hon Ho; Hu, Ying