Hubungan Kadar Hemoglobin Sebelum Operasi Dengan Kebutuhan Transfusi Sel Darah Merah Intra Operasi Pada Pasien Bedah Pintas Arteri Koroner Di RSUD Abdul Wahab Sjahranie Samarinda: The Correlation Between Preoperative Hemoglobin Level and Red Blood Cell Transfusion Intraoperative Among Patients With Coronary Artery Bypass Graft at RSUD Abdul Wahab Sjahranie. J. Sains. Kes 2024, 4 (2), 155–160.