The nature of hyperluminous infrared galaxies F. Gao, L. Wang, A. Efstathiou, K. Małek, P. N. Best, M. Bonato, D. Farrah, R. Kondapally, I. McCheyne and H. J. A. Röttgering A&A, 654 (2021) A117 Published online: 20 October 2021 DOI: 10.1051/0004-6361/202141358