7Franklin S, Khan SA, Wong DA, et al. Is pulse pressure useful in predicting risk for coronary heart disease? The Framingham Heart Study [ J ]. Circulation, 1999, 100 (4) : 354-360.
9Beckett NS, Peters R, Fletcher AE, et al. Treatment of hypertension in patients 80 years of age or older[ J]. N Engl J Med, 2008, 358 (18): 1887-1898.
10Lindholm LH, Carlberg B, Samuelsson O. Should beta blockers remain first choice in the treatment of primary hypertension? A meta-analysis [ J ]. Lancet, 2005, 366 (9496) : 1545-1553.
7Aronow WS, Banach M. Ten most important things to learn from the ACCF/AHA 2011 expert consensus document on hypertension in the elderly [J]. Blood Press ,2012,21 ( 1 ) :3-5.
9Cielito C, Reyes- Gibby, Lu AA. Prevalence of and risk factors for hypertension in a rural area of the Philippines[J]. Journal of Com- munity Health,25(5) :389 - 399.
