Analisis Praktik Residensi Keperawatan Medikal Bedah Pada Pasien Multipel Trauma Fraktur Tertutup Femur Dekstra dan Fraktur Terbuka Olecranon dan Distal Ulna Sinistra dengan Pendekatan Teori Self Care Orem = The Analysis of Clinical Residency Practice of Medical Surgical Nursing on Polytrauma Patient Closed Fracture of Femur, Opened Fracture of Olecranon and Distal Ulnaris by Applying Orems Self Care Model Approach