calcium antagonists
In terms of blood pressure       control, calcium antagonists are more effective as antihypertensive treatments       than beta-blockers, ACE inhibitors and angiotensin II receptor blockers in Black        patients.
In terms of  @OBJECT$         @PREDICAT$ ,  @SUBJECT$  are more effective as antihypertensive treatments       than beta-blockers, ACE inhibitors and angiotensin II receptor blockers in Black        patients.