00519nas a2200193   4500000000100000000000100001008004100002100002100043700001300064700001400077700001600091700001500107700001400122700001700136245013600153300001400289490000800303022001400311       2017                            d1 aR. Ravindrarajah1 aN. Hazra1 aS. Hamada1 aJ. Charlton1 aS. Jackson1 aA. Dregan1 aM. Gulliford00aSystolic Blood Pressure Trajectory, Frailty, and All-Cause Mortality >80 Years of Age: Cohort Study Using Electronic Health Records  a2357-23680 v135  a0009-7322