“BUPIVACAINE HYPERBARIC 0.5%: SPINAL ANESTHESIA IN CHILDREN AN OPERATION THEATRE-BASED OBSERVATIONAL STUDY FROM PEOPLE’S UNIVERSITY OF MEDICAL AND HEALTH SCIENCES HOSPITAL SHAHEED BENAZIR ABAD (NAWAB SHAH) SINDH, PAKISTAN” (2026) Genetics and Molecular Research [Preprint]. doi:10.4238/bgg6dj18.