原著 Y. Mori, K. Tarasawa, H. Tanaka, et al., “ Increased Risk of Postoperative Complications in Elderly Hip Fracture Patients With Cognitive Impairment: Evidence From a Japanese Nationwide Database,” Geriatrics & Gerontology International 25, no. 12 (2025): 1930–1939, https://doi.org/10.1111/ggi.7023…