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A, B, Distribution of serum CA-125 levels for (A) patients (numbers 61-241) who never had an above-normal level of CA-125 (> 34 U/mL) or (B) for patients (numbers 1-60) who had at least one above-normal level of CA-125. Each diamond represents the level of serum CA-125 at a different visit. The green arrowhead and line mark the threshold level of 34 U/mL. CA-125 = cancer antigen 125.
