“Uncoupling Sensory Analgesia from Sympathetic Blockade via Low-Dose Combined Spinal-Epidural Anesthesia and Proactive Dual-Vascular Counter-Regulation in Obstetric Eisenmenger Syndrome: An Observational Analytic Study”, JACR, vol. 6, no. 2, pp. 350–364, Oct. 2025, doi: 10.37275/jacr.v6i2.997.