并列题名：Geriatric hip fractures Geriatric hip fractures 并列题名：Periodic structures 并列题名：Geriatric intertrochanteric hip fractures Periarticular fractures 并列题名：Geriatric medicine 并列题名：Geriatric spine surgery 并列题名：Halo: fractures 并列题名：Syntactic structures Geriatric hip fracture nursing