“… cortisol was observed (r = − 0.59, p < 0.01), and significant correlations also were found between EA and important metals, such as Cd (r = − 0.….37, p < 0.01) or Al (r = − 0.34, p < 0.05) and between cortisol and Sr (r = 0.29, p < 0.05), Se (…).”