1. Unsuccessful clinical outcomes: Sometimes the stepping stones toward valuable innovation 
Kyle W. Riggs, MD, David L.S. Morales, MD 
The Journal of Thoracic and Cardiovascular Surgery 
Volume 157, Issue 1, Pages (January 2019)
DOI: /j.jtcvs
Copyright © 2018 The American Association for Thoracic Surgery Terms and Conditions

2. Kyle Riggs, MD (left), and David Morales, MD (right)
The Journal of Thoracic and Cardiovascular Surgery  , DOI: ( /j.jtcvs )
Copyright © 2018 The American Association for Thoracic Surgery Terms and Conditions