Comparison of Management and Outcomes of Hip Fractures Among Low- and High-Income Patients in Six High-Income Countries. - Huang N; Hatfield LA; Al-Azazi S; Bakx P; Banerjee A; Burrack N; Chen YC; Fu C; Godoy Junior C; Heine R; Ko DT; Lix LM; et al. (Journal of general internal medicine, 2025)