1. Canadian Cardiovascular Society Guidelines on the Use of Cardiac Resynchronization Therapy: Implementation 
Ratika Parkash, MD, MSc, François Philippon, MD, Miriam Shanks, MD, Bernard Thibault, MD, Jafna Cox, MD, Aaron Low, MD, Vidal Essebag, MD, PhD, Jamil Bashir, MD, Gordon Moe, MD, David H. Birnie, MD, Éric Larose, MD, Raymond Yee, MD, Elizabeth Swiggum, MD, Padma Kaul, PhD, Damian Redfearn, MD, Anthony S. Tang, MD, Derek V. Exner, MD, MPH 
Canadian Journal of Cardiology 
Volume 29, Issue 11, Pages (November 2013)
DOI: /j.cjca
Copyright © 2013 Canadian Cardiovascular Society Terms and Conditions

2. Figure 1
Evaluation of patients with a CIED and HF. CHF, congestive heart failure; CIED, cardiovascular implantable electronic device; CRT, cardiac resynchronization therapy; ECG, electrocardiogram; EF, ejection fraction; LV, left ventricular; NYHA, New York Heart Association; RV, right ventricular.
Canadian Journal of Cardiology  , DOI: ( /j.cjca )
Copyright © 2013 Canadian Cardiovascular Society Terms and Conditions

3. Figure 2
Follow-up and optimization of CRT delivery. AF, atrial fibrillation; CRT, cardiac resynchronization therapy; LV, left ventricular; PVC, premature ventricular contraction.
Canadian Journal of Cardiology  , DOI: ( /j.cjca )
Copyright © 2013 Canadian Cardiovascular Society Terms and Conditions

4. Figure 3
Evaluation process at the time of generator change. CRT, cardiac resynchronization therapy; CRT-D, CRT defibrillator; CRT-P, CRT pacemaker; LV, left ventricular; PG, pulse generator.
Canadian Journal of Cardiology  , DOI: ( /j.cjca )
Copyright © 2013 Canadian Cardiovascular Society Terms and Conditions