after screening a local population in the northern part of the netherlands for hypertension , 59 patients with a diastolic pressure ( dp ) between 95 and 130 mmhg were randomized and treated either with 50 mg atenolol ( n = 29 ) or 100 mg atenolol ( n = 30 ) for 1 month .
C0020538
hypertension
C0004147
atenolol