Dalimunthe, A., Daulay, R., Lubis, I., Lubis, H., & Siregar, Z. (2019). Mantoux Test in Under-five Children Visiting the out~patient Child Clinic of Dr. Pirngadi Hospital, Medan. Paediatrica Indonesiana, 33(5-6), 95-9. https://doi.org/10.14238/pi33.5-6.1993.95-9