1. Effect of Sustained-Release Verapamil on the Morning Systemic Arterial Pressure Surge During Daily Activity in Patients With Systemic Hypertension 
Guido A Rosito, MD, Otavio C.E Gebara, MD, Carol A McKenna, RN, Harold S Solomon, MD, James E Muller, MD, Geoffrey H Tofler, MD 
American Journal of Cardiology 
Volume 79, Issue 9, Pages (May 1997)
DOI: /S (97)

2. Fig. 1
The effect of sustained-release verapamil on hourly averages of ambulatory blood pressure and heart rate.
American Journal of Cardiology  , DOI: ( /S (97) )

3. Fig. 2
The effect of sustained-release verapamil on the means of hemodynamic values during night and morning periods.
American Journal of Cardiology  , DOI: ( /S (97) )