2Cook NR cohen J, Heber P Retal. Implications of small reduetion indiastolie blood pressure for primary prevention Arehintern. Med, 1995, (7) : 701-709.
3Cook NR,Cohen J ,Heber PR,et al.Implications of small reduction in diastolic blood pressure for primary prevention. Arch Intern Med,1995(7):701～709.
4The Trial of Hypertension Prevention Collaboration Research Group. Effect of weight loss and sodium reduction intervention and incidence in over weight people with high-normal blood pressure: the trial of hypertension prevention ,phase Ⅱ.Arch Intern Med,1997,157(6):657～667.
