3D virtual biopsy of in vivo pH and metabolism using PRESS and semi-LASER MRS of hyperpolarized 13C nuclei. - Gottwald W; Nagel L; Grashei M; Bauer S; Setzer N; Gaksch F; Sühnel S; Skinner JG; Braren R; Heid I; Topping GJ; Schilling F (Magnetic resonance in medicine, 2025)