Cozcolluela, M., Sarriá, L., Sanz, L., Martínez-Berganza, M., Escolar, F., Cabada, T. and Larrodé, F. (2009) “Pulse rate of the venous wave in the eco-Doppler study of the lower extremities as a sign of elevated pressure in the right atrium”, Anales del Sistema Sanitario de Navarra, 23(1), pp. 35–40. doi: 10.23938/ASSN.0729.