- Wiley Online Library
- Wiley Online Library
- Wiley Online Library
- Wiley Online Library
- Wiley Online Library
- White Rose Research Online
- Via Medica Journals
- Value in Health
- Value in Health
- University of Duhok
- Ultrasound in Medicine and Biology
- UEA Digital Repository
- Triumph Learning
- The waves: o P: arterial depolarization o QRS: ventricular
- The University of North Carolina at Chapel Hill
- The Journal of Thoracic and Cardiovascular Surgery
- The Journal of Thoracic and Cardiovascular Surgery
- The Journal of Thoracic and Cardiovascular Surgery
- The Journal of Heart and Lung Transplantation
- The British Herpetological Society
