For citations:

Nagaytseva E.B., Vologdina I.V., Malykina M.D., Goncharova I.V. THE USAGE OF METOPROLOL TARTRATE IN ELDERLY AND OLD PATIENTS WITH CORONARY HEART DISEASE COMPLICATED BY CHRONIC HEART FAILURE. Russian Journal of Cardiology. 2003;(3):45-48. (In Russ.)