Dr. Roshni Paryani; Dr Alpa Sonawane; Dr Chandini R Daniel; Dr. Dinesh Kumar Sahu; Dr Atul Sharma. A Comparative Evaluation of Intrathecal 0.75% Hyperbaric Ropivacaine Versus Intrathecal 0.5% Hyperbaric Bupivacaine for Elective Infraumbilical Surgeries. IJPRT 2025, 15, 1307-1315.