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Effects of short-term room temperature storage and repeated freeze-thaw cycles. Log urinary βLH (Panel A) and urinary βFSH (Panel B) measured after 0, 1, 2, 4, or 8 days at room temperature (RT), and 0, 1, 2, 4 or 8 freeze thaw (FT) cycles. Error bars are ± 2 SE.
