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4by Koch, Anders, Mølbak, Kåre, Homøe, Preben, Sørensen, Per, Hjuler, Thomas, Olesen, Mette Ehmer, Pejl, June, Pedersen, Freddy Karup, Olsen, Ove Rosing, Melbye, MadsGet access
Published in American Journal of Epidemiology (2003)
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