1. Mitral Valve Replacement Under Video Assistance Through a Minithoracotomy 
Federico J Benetti, MD, Jose Luis Rizzardi, MD, Lelio Pire, MD, Aldo Polanco, MD 
The Annals of Thoracic Surgery 
Volume 63, Issue 4, Pages (April 1997)
DOI: /S (96)

2. Fig. 1 Patient reclined 30 degrees for optimal access.
The Annals of Thoracic Surgery  , DOI: ( /S (96) )

3. Fig. 2
Exposure of interatrial groove through the right anterior fifth intercostal space.
The Annals of Thoracic Surgery  , DOI: ( /S (96) )