For citations:
Shabalin A.V., Gulyaeva Ye.N., Torochkina Ye.Ye., Verkoshanskaya E.M., Kovalenko O.V., Krikovtsov A.S. Clinical significance of heart rate variability and Q-T interval duration during Holter monitoring of ECG in patients with essential hypertension. "Arterial’naya Gipertenziya" ("Arterial Hypertension"). 2004;10(1):39-42. (In Russ.) https://doi.org/10.18705/1607-419X-2004-10-1-39-42