1. Functional Improvement After Volume Reduction: Sternotomy Versus Videoendoscopic Approach 
Wilfried Wisser, Edda Tschernko, Ömer Senbaklavaci, Manfred Kontrus, Theo Wanke, Ernst Wolner, Walter Klepetko 
The Annals of Thoracic Surgery 
Volume 63, Issue 3, Pages (March 1997)
DOI: /S (96)
Copyright © 1997 The Society of Thoracic Surgeons Terms and Conditions

2. Fig. 1
Forced expiratory volume in 1 second before and after operation. (sterno = sternotomy; video = videoendoscopy.)
The Annals of Thoracic Surgery  , DOI: ( /S (96) )
Copyright © 1997 The Society of Thoracic Surgeons Terms and Conditions

3. Fig. 2
Intrinsic positive end-expiratory pressure before and 3 months after operation. Abbreviations are the same as in Fig. 1.
The Annals of Thoracic Surgery  , DOI: ( /S (96) )
Copyright © 1997 The Society of Thoracic Surgeons Terms and Conditions

4. Fig. 3
Work of breathing before and 3 months after operation. Abbreviations are the same as in Fig. 1.
The Annals of Thoracic Surgery  , DOI: ( /S (96) )
Copyright © 1997 The Society of Thoracic Surgeons Terms and Conditions