Richardson, P. (Creator), John, R. (Creator), Parrott, A. (Contributor), Rayner, P. (Creator), Iali, W. (Creator), Nordon, A. (Contributor), Halse, M. (Creator), Duckett, S. (Creator) (7 Jan 2019). Data for: "Quantification of hyperpolarisation efficiency in SABRE and SABRE-Relay enhanced NMR spectroscopy"https://doi.org/10.15124/80f03d83-971b-4bc0-a4ef-81a46cfbdcfe