1. A critical review of diagnostic tests for pheochromocytoma;Amery;American Heart Journal,1967
2. Dihydroxyphenylalanine secretion in a malignant pheochromocytoma;Anton;American Journal of Medicine,1967
3. Identification of major urinary metabolite of norepinephrine;Armstrong,1957
4. Studies on the formation of 3-methoxy-4-hydroxy-D-mandelic acid, a urinary metabolite of norepinephrine and epinephrine;Armstrong;Pharmacological Reviews,1959
5. The phenolic acids of human urine. Paper chromatography of phenolic acids;Armstrong;Journal of Biological Chemistry,1956