1. The 17-mm St. Jude Medical Regent Valve Is a Valid Option for Patients With a Small Aortic Annulus 
Homare Okamura, MD, Atsushi Yamaguchi, MD, Masashi Tanaka, MD, Kazuhiro Naito, MD, Naoyuki Kimura, MD, Chieri Kimura, MD, Toshiyuki Kobinata, MD, Takashi Ino, MD, Hideo Adachi, MD 
The Annals of Thoracic Surgery 
Volume 87, Issue 1, Pages (January 2009)
DOI: /j.athoracsur
Copyright © 2009 The Society of Thoracic Surgeons Terms and Conditions

2. Fig 1
Preoperative and follow-up New York Heart Association functional class.
The Annals of Thoracic Surgery  , 90-94DOI: ( /j.athoracsur )
Copyright © 2009 The Society of Thoracic Surgeons Terms and Conditions