Feasibility of real-time in-magnet exercise cardiovascular MRI with an individualized exercise protocol: Quantitative assessment at low, intermediate, and high exercise intensities. - Crabtree CD; Stoner J; Chandrasekaran PS; Liu Y; Arshad SM; Castillo AM; Chen C; Tong MS; Simonetti OP; Ahmad R; Han Y (Journal of cardiovascular magnetic resonance : official journal of the Society for Cardiovascular Magnetic Resonance, 2026)