Nawaz Ali Dal, Junaid Ahmad, Nouman Akram, Rahil Mahmoodur Rahman, Abrar Ul Hassan Pirzada, Alvina Khan, Afshan Nafees, Laiba Naseem Khuhawer 2024. Perioperative Hemodynamic Optimization Using Goal-Directed Therapy in High-Risk Cardiac Patients Undergoing Major Abdominal Surgery: A Prospective Clinical Study. Pakistan Journal of Medical & Health Sciences. 18, 01 (Jan. 2024), 890. DOI:https://doi.org/10.53350/pjmhs02024181890.