Abstract
The Bochum Study I–III had been performed as a longitudinal study (1982–1991) on pupils of 11 secondary schools (Gymnasium) of the city of Bochum, when being in the 5th and later in the 9th and 13th classes. A questionnaire, physical examination as well as Doppler sonographic and photoplethysmographic investigations had been done with all the pupils explored in this study.
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© 1995 Springer-Verlag Berlin Heidelberg
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Schultz-Ehrenburg, U., Weindorf, N., Hirche, H. (1995). Early and preclinical signs of genuine varices — results of a longitudinal epidemiological study with children and juveniles (Bochum Study I–III). In: Negus, D., Jantet, G., Coleridge-Smith, P.D. (eds) Phlebology ’95. Springer, London. https://doi.org/10.1007/978-1-4471-3095-6_23
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DOI: https://doi.org/10.1007/978-1-4471-3095-6_23
Publisher Name: Springer, London
Print ISBN: 978-3-540-19999-1
Online ISBN: 978-1-4471-3095-6
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