APA

Gilliam F. R., Kaplan A. J., Black J., Chase K. J. & Mullin C. M. (20070709). Changes in heart rate variability, quality of life, and activity in cardiac resynchronization therapy patients: results of the HF-HRV registry. : Pacing and clinical electrophysiology : PACE.

Chicago

Gilliam F Roosevelt, Kaplan Andrew J, Black James, Chase Kellie J and Mullin Christopher M. 20070709. Changes in heart rate variability, quality of life, and activity in cardiac resynchronization therapy patients: results of the HF-HRV registry. : Pacing and clinical electrophysiology : PACE.

Harvard

Gilliam F. R., Kaplan A. J., Black J., Chase K. J. and Mullin C. M. (20070709). Changes in heart rate variability, quality of life, and activity in cardiac resynchronization therapy patients: results of the HF-HRV registry. : Pacing and clinical electrophysiology : PACE.

MLA

Gilliam F Roosevelt, Kaplan Andrew J, Black James, Chase Kellie J and Mullin Christopher M. Changes in heart rate variability, quality of life, and activity in cardiac resynchronization therapy patients: results of the HF-HRV registry. : Pacing and clinical electrophysiology : PACE. 20070709.