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2by ALLANDER, E., BJÖRNSSON, O. J., ÓLAFSSON, Ó., SIGFÚSSON, N., THORSTEINSSON, J.Get access
Published in International Journal of Epidemiology (1974)
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4by ALLANDER, E., BJÖRNSSON, O. J., KOLBEINSSON, A., ÓLAFSSON, Ó, SIGFÚSSON, N., THORSTEINSSON, J.Get access
Published in International Journal of Epidemiology (1972)
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Article in Journal/Newspaper