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Michaëlsson K, Olofsson H, Jensevik K, Larsson S, Mallmin H, et al. Leisure physical activity and the risk of fracture in men.
PLoS Med, juni 2007; 4: issue 6 e199, www.plosmedicine.org
Survival Curves of Hip Fractures
after Study Entry at 50 y of Age for the Time-Dependent Low, Medium, and
High Physical Categories
Survival curves are adjusted by changes
in physical activity during follow-up.
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