Clinical features and outcomes of infective endocarditis in Egypt: an 11-year experience at a tertiary care facility oleh Hussein Hassan Rizk, Ahmed Adel Elamragy, Ghada Sayed Youssef, Marwa Sayed Meshaal, Ahmad Samir, Ahmed ElSharkawy, Karim Said, Hussien Heshmat Kassem, Mervat Gaber Elanany, Amani Ali El-Kholy, Al Sayed Akl, Soheir M. Mahfouz, Khaled Ali Sorour