The rapid and highly significant increases in proximal bone mass observed in the first week are an extension to the many previous studies examining load-related changes after 2 weeks ( 12 , 14 , 20 , 21 ).
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The rapid and highly significant increases in proximal bone mass observed in the first week are an extension to the many previous studies examining load-related changes after 2 weeks ( 12 , 14 , 20 , 21 ).