6Ekundayo OJ,Allman RM,Sanders PW,et al.Isolated systolic hypertension and incident heart failure in older adults:a propensity-matched study.Hypertension,2009,53(3):458-465.
7Hunt SA,Abraham WT,Chin MH,et al.ACC/AHA 2005 guideline update for the diagnosis and management of chronic heart failure in the adult.Circulation,2005,112(12):154-235.
7AI-Ansari E, Du HK, Yu L, et al. Low-molecular-weight heparin inhibits hypoxle pulmonary hypertension and vascular Remodeling in guinea pigs.Chest, 2007, 132(6): 1898-905.