Both urine VMA and HVA levels were higher in the workers exposed to aluminum, and urine VMA level in the exposed was significantly higher than that in controls.
铝作业工人尿中的高香草酸和香草扁桃酸水平均较高，且香草扁桃酸水平显著高于对照工人；
3
Serum homovanillic acid (HVA), FSH, LH and testosterone (TS) were examined in healthy first degree relatives of schizophrenic patients and in normal control subjects.