by means of the digital rheoplethysmographic ( rpg ) method , the effect of sublingually administered nitroglycerin ( ntg ) , 1/200 gr ( 0.3 mg ) , on the digital circulation was studied in 17 normal subjects and 5 patients with ischemic heart disease and angina pectoris .
C0017887
nitroglycerin
C0002962
angina pectoris