1. Portable spectral Doppler echocardiographic device: overcoming limitations. Issue 9 (15th August 2003) Authors: Quiles, J; García-Fernández, M Á; Almeida, P B; Pérez-David, E; Bermejo, J; Moreno, M; Avanzas, P Journal: Heart Issue: Volume 89:Issue 9(2003) Page Start: 1014 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗