Architectural Refuges: Mapping Spatial Heterogeneity and Niche-Mediated Drug Resistance in Gastric and Esophageal Adenocarcinomas. - Thangaretnam, Krishnapriya; Islam, Md Obaidul; Lv, Jialun; Chen, Lei; Ballout, Farah; Zhu, Shoumin; Lu, Heng; Peng, Dunfa; El-Rifai, Wael; Chen, Zheng (Cancers, 2026)