One-year postoperative mortality rate among the elderly with hip fractures at a single tertiary care center oleh Khalid A. Alsheikh, Firas M. Alsebayel, Faisal Abdulmohsen Alsudairy, Abdullah Alzahrani, Ali Alshehri, Faisal Ahmed Alhusain, Abdullah Alsaeed, Abdulaziz Almubarak, Ali A. Alhandi