1. Severely Calcified Pericardium: The Crown of Thorns
Jose Rubio-Alvarez, MD, PhD, Anxo Martinez de Alegria, MD, PhD, Juan Sierra-Quiroga, MD, PhD, Jose Manuel Martinez-Comendador, MD, PhD 
The Annals of Thoracic Surgery 
Volume 93, Issue 1, (January 2012)
DOI: /j.athoracsur
Copyright © 2012 The Society of Thoracic Surgeons Terms and Conditions

2. Fig 1
The Annals of Thoracic Surgery  , DOI: ( /j.athoracsur )
Copyright © 2012 The Society of Thoracic Surgeons Terms and Conditions

3. Fig 2
The Annals of Thoracic Surgery  , DOI: ( /j.athoracsur )
Copyright © 2012 The Society of Thoracic Surgeons Terms and Conditions