Analisis Praktik Residensi Keperawatan Medikal Bedah Pada Pasien Gangguan Sistem Kardiovaskuler Dengan Pendekatan Teori Lydia Hall: Care, Core Dan Cure Di Rumah Sakit Jantung Dan Pembuluh Darah Harapan Kita Jakarta = Analysis Of Residence Practices Medical Surgical Nursing In Patients With Cardiovascular System Disorders Using The Lydia Hall Theory Approach: Care, Core And Cure At Heart And Blood Vessels Hospital Harapan Kita Jakarta