Hemodynamic Stability Under Graded Epidural Anesthesia for Emergency Cesarean Delivery in a Parturient with Large Atrial Septal Defect and Pulmonary Hypertension: An Observational Analytic Study. (2025). Journal of Anesthesiology and Clinical Research, 6(2), 236-251. https://doi.org/10.37275/jacr.v6i2.990