Perbandingan hasil reparasi robekan perineum derajat IIIB-IV antara teknik tumpang tindih dengan teknik ujung ke ujung secara fungsional berdasarkan skoring inkontinensia fekal di Rumah Sakit Umum Pusat Ciptomangunkusumo = Comparasion reparation result on perineal rupture grade IIIB-IV between overlapping technique and end to end technique by functional based on fecal incontinence scoring in Ciptomangunkusumo Hospital