KHAN, J.; AFRIDI, Y.; NAZ, F.; KUMAR, S.; SIKANDAR, R. I.; FATIMA, N. Comparison of Onset of Sensory Block after Intrathecal use of Hyperbaric and Isobaric Bupivacaine in Non-Obstetric Patients. Annals of Punjab Medical College, v. 16, n. 1, p. 61-64, 31 Mar. 2022.