Kharisma Hayuningrat, Prima, et al. “COMPARISON OF STABILITY AND STERNUM HEALING RATE IN CLINICAL AND ULTRASONOGRAPHY (USG) BETWEEN STAINLESS STEEL WIRE AND POLYDIOXANONE YARN IN CHILDREN HEART SURGERY OPERATION”. International Journal of Psychosocial Rehabilitation, vol. 24, no. 2, Apr. 2020, pp. 4151-6, https://doi.org/10.61841/66vrce88.