1. Orthogonal electrocardiogram, apexcardiogram and atrial sound in normotensive and hypertensive 50-year-old males;Wikstrand;British Heart Journal,1976
2. Non-invasive assessment of the hypertensive;Wikstrand;Australian and New Zealand Journal of Medicine,1976
3. Wikstrand , J. Berglund , G. Wilhelmsen , L. Wallentin , I. 1976 The value of systolic and diastolic time intervals Studies in normotensive and hypertensive 50-year-old men and in patients after myocardial infarction
4. Wikstrand , J. Wilhelmsen , L. Berglund , G. Wallentin , I. 1976 Non-invasive assessment of cardiac function after myocardial infarction Studies in a representative sample of men aged 48-57 years
5. Wikstrand , J. 1976 Non-invasive assessment of cardiac function. Studies in normotensive and hypertensive 50-year-old men and male infarction patients aged 48-57 Thesis