“DA and bromocriptine …, and pretreatment with metoclopramide abolished this … +/- 0.7 (+/- SE ); DA, 12.8 +/- 3.2 (P less than 0.01); bromocriptine, 13.0 +/- 3.4 (P less than 0.…, 4.8 +/- 1.4 ng/ml (NS compared to control; P less than 0.05 compared to bromocriptine)].”