More Groups
Fewer Groups
More People
Fewer People
Weinstein, H.; Bates, A. T.; Spaltro, B. E.; Thaler, H. T.; Steingart, R. M. Annals of Thoracic Surgery (2007)
Amar, D.; Goenka, A.; Zhang, H.; Park, B.; Thaler, H. T. Annals of Thoracic Surgery (2006)