Saputro, H. and Efendy, M. A. (2021) “Differences in the Effectiveness of Hypnocircumcision and Free Needle Anesthesia on Children’s Pain Levels During the Circumcision Process”, STRADA Jurnal Ilmiah Kesehatan, 10(2), pp. 1431–1435. doi: 10.30994/sjik.v10i2.577.