Cortisol Reference Intervals.

<p>(a) Pre-sampling (<30 minutes elapsed time) and (b) post-sampling 95^th percentile reference intervals for serum cortisol (μg/dL) versus elapsed sampling time (min). Points represent measured pre-sampling <i>(N = 93)</i> and post-sampling <i>(N = 52)</i> serum cortisol values for bottlenose dolphins sampled in Sarasota Bay, FL 2000–2012; solid lines represent upper and lower bounds for the 95^th percentile.