TI - Effects of beta-blockers on transmitral, pulmonary venous flows, and spontaneous echo-contrast grades in heart failure AU - Mesut Doğan, S. AU - Aydın, M. AU - Gürsürer, M. AU - Dursun, A. AU - Çam, F. AU - Onuk, T. AU - Madak, H. SO - The Anatolian Journal of Cardiology 2005;5:178-181. DO -