“The antral motor activity, calculated as the motility index (number of … mmHg/min) significantly decreased in both test series, i.e., after GTN from 375.5 +/- 185.1 (control) to 104.… +/- 55.7 (P < 0.01) and after L-arginine from 401 +/- 76 (control) to … +/- 57 (P < 0.05).”