Osteoarthritis Is Related to An Increased Risk of Falls and Fractures: A Prospective Multinational Cohort Study (the GLOW study) - Prieto-Alhambra, D; Nogues, X; Javaid, M; Arden, N; Cooper, C; Wyman, A; Diez-Perez, A; Investigators, GLOW (ARTHRITIS AND RHEUMATISM, 2011)