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3by Tretli, S., Lund-Larsen, P. G, Foss, O. P.Get access
Published in Journal of Epidemiology & Community Health (1982)
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4by Nj lstad, I., Amesen, E., Lund-Larsen, P. G.Get access
Published in American Journal of Epidemiology (1998)
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Article in Journal/Newspaper