Long-term estrogen therapy abolishes acute estrogen-induced coronary flow augmentation in postmenopausal women. - Blumenthal,R.S.; Brinker,J.A.; Resar,J.R.; Gloth,S.T.; Zacur,H.A.; Coombs,V.; Gerstenblith,G.; Reis,S.T. (Am Heart J, 1997)