Zwart et al.
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NIH-PA Author Manuscript
Fig 2.
Urinary excretion of collagen crosslinks from the EX group expressed as a percentage of the crosslink in the CON group. Each EX twin was matched with their corresponding CON twin to determine the mean. Data are means Âą SEM. Statistics were performed on raw data and are not presented here.
NIH-PA Author Manuscript NIH-PA Author Manuscript Bone. Author manuscript; available in PMC 2008 February 1.