Key points are not available for this paper at this time.
1Clinical Hypertension Research, Department of Public Health and Social Sciences, Geriatrics, University of Uppsala, Uppsala, Sweden. 2Correspondence and requests for reprints to Dr Lennart Hansson, Clinical Hypertension Research, Department of Public Health and Social Sciences, Geriatrics, University of Uppsala, P.O. Box 609, S-751 25 Uppsala, Sweden. Fax: +46 18 17 79 73. Received 16 November 1998 Accepted 24 November 1998
Lennart Hansson (1999) studied this question.
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