10) Portaluppi F, Cortelli P, Avoni P et al. Undiagnosed sleep-disorderd breathing among male non-dippers with essential hypertension. J Hypertens. 1997; 15: 1227-1233.
11) Uzu T, Kazembe FS, Ishikawa K et al. High sodium sensitivity implicates nocturnal hypertension in essential hypertension. Hypertension. 1996; 28: 139-142.
12) Kario K, Schwartz JE, Pickering TG. Ambulatory physical activity as a determinant of diurnal blood pressure variation. Hypertension. 1999; 34: 685-691.
13) Uehara T, Tabuchi M, Mori E. Risk factor for silent cerebral infarcts in subcortical white matter and basal ganglia. Stroke. 1999; 30: 378-382.
