(1)
Wiechmann, R. J.; Hanna, R. D.; Stange, J. A.; Johnson, G. H.; Fernandes, R. I.; Rozich, J. D. NextStitch: Double-Stranded Suture Chain, a Tool to Optimize Approximation of Sutures in Valve Surgery With Echocardiographic Correlation. HSF 2005, 6, 24-29.