Fig. 1From: The effects of age and ethnicity on the circadian variation of catecholamines and cortisol in employed womenVariation in the Urinary Rates of Norepinephrine (ng/min), Epinephrine (ng/min), and Cortisol (μg/24 h) Excretion by Age Group (18-29.9, 30-39.9, 40-49.9 years) and EthnicityBack to article page