Prediktor Perdarahan Varises Esofagus Berulang Berdasarkan Kekakuan hati, Kekakuan Limpa, Skor Child Pugh dan Jumlah Trombosit Pada Pasien Sirosis Hati = Predictors of Reccurrent Esophageal Variceal Bleeding Based on Liver Stiffness, Spleen Stiffness, Child Pugh Score and Platelet Count in Liver Cirrhosis Patients