Y. R. Putra, D. Tavianto, and D. Y. Bisri, “Efek Eutectic Mixture of Local Anesthetics (EMLA) terhadap Nyeri Penyuntikan Jarum Spinal”, Jurnal Anestesi Perioperatif, vol. 7, no. 3, pp. 175–180, Dec. 2019.