Scientific Letter
Mid-term follow-up of pulmonary valve bioprostheses in adults with congenital heart disease
1Echocardiography research center, Tehran University Medical Science, Tehran-Iran
2Adult Congenital Heart Disease, Echo lab. Rajaei Cardiovascular Medical and Research Center, Tehran University Medical Science, Tehran-Iran
2Adult Congenital Heart Disease, Echo lab. Rajaei Cardiovascular Medical and Research Center, Tehran University Medical Science, Tehran-Iran