Elucidating metabolite and pH variations in stroke through guanidino, amine and amide CEST MRI: A comparative multi-field study at 9.4T and 3T. - Kexin Wang; Licheng Ju; Guanda Qiao; Yajie Liang; Yihan Wu; Chengyan Chu; Joshua Rogers; Yuguo Li; Suyi Cao; Valina L. Dawson; Ted M. Dawson; Piotr Walczak; et al. (NeuroImage, 2025)