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pubmed:abstractText |
There is a need to investigate the type, duration, frequency, and intensity of physical activity that are critical to reduce the risk of breast cancer, and if this relation differs among subgroups of women.
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pubmed:affiliation |
Equipe Institut National de la Sante et de la Recherche Medicale Nutrition, Hormones et Cancer, Institut Gustave Roussy, 39 rue Camille Desmoulins, 94805 Villejuif Cedex, France. clavel@igr.fr
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