‘To Compare the Anaesthetic Effectiveness and Safety of Ropivacaine 0.75% With Bupivacaine 0.5% for Spinal Anaesthesia in Patients Having Lower Limb Orthopedic Surgery’. Continental Medical and Health Horizons, vol. 1, nr. 1, november 2025, pp. 25-30, https://umedpress.com/index.php/CMHH/article/view/25.