Senn, NicholasRoss, P. JamesAyde, ReinaMallikourti, VasilikiKrishna, AdarshJames, Charlyde Vries, ClarisseBroche, LionelWaiter, GordonMacleod, Mary2025-04-182025-04-182025-07Senn, N, Ross, P J, Ayde, R, Mallikourti, V, Krishna, A, James, C, de Vries, C, Broche, L, Waiter, G & Macleod, M 2025, 'Field-Cycling Imaging yields repeatable brain R1 dispersion measurement at fields strengths below 0.2 Tesla with optimal fitting routine', Magnetic Resonance Materials in Physics, Biology and Medicine, vol. 38, pp. 465–474 . https://doi.org/10.1007/s10334-025-01230-w0968-5243ORCID: /0000-0002-3204-3115/work/178267747ORCID: /0000-0002-8452-9838/work/178268266ORCID: /0000-0003-2115-8184/work/178268283ORCID: /0000-0001-7984-6452/work/178268521ORCID: /0000-0002-5313-9845/work/178269231https://hdl.handle.net/2164/25337Open Access via the Springer Nature agreement The authors thank Celia Alvarez, Teresa Morris, and the Aberdeen Biomedical Imaging Centre radiographers Nichola Crouch, Michael Hendry, Laura Reid, Michelle Mauchline, Arthur Ginsburg, Sian Lindsey, for supporting this work. The authors thank Aberdeen Royal Infirmary stroke research nurses Janice Irvine, Sandra Williams, Debbie Olaotan, for their support and study recruitment.101512482engmagnetic resonance imagingcerebral small vessel diseasesneuroimagingfield-cycling imagingR Medicine (General)RC0321 Neuroscience. Biological psychiatry. NeuropsychiatrySupplementary DataDASR1RC0321Journal article10.1007/s10334-025-01230-w38