For citations:

Zvartau N.E., Rotar O.P., Yemelyanov I.V., Konradi A.O. Open comparative controlled study of the use of the calcium antagonists nifedipine SR/GITS and amlodipine in patients with hypertensive disease. "Arterial’naya Gipertenziya" ("Arterial Hypertension"). 2004;10(4):197-201. (In Russ.) https://doi.org/10.18705/1607-419X-2004-10-4-197-201