The wide binary frequency of metal-poor stars N. Lodieu, A. Pérez Garrido, J.-Y. Zhang, E. L. Martín, R. Rebolo López, F. Pérez-Toledo, R. Clavero and D. Nespral A&A, 694 (2025) A129 Published online: 11 February 2025 DOI: 10.1051/0004-6361/202450311