Heartcare Suite: Multi-dimensional Understanding of ECG with Raw Multi-lead Signal Modeling. - Yihan Xie; Sijing Li; Tianwei Lin; Zhuonan Wang; Chenglin Yang; Yu Zhong; Wenqiao Zhang; Haoyuan Li 002; Hao Jiang 014; Fengda Zhang; Qishan Chen; Jun Xiao 001; et al. (CoRR, 2025)