Okafor, C. O., Aronu, M. E., Obasikene, C., & Ugwu, J. O. (2020). Ultrasonographic Diagnosis and Ultrasonic Reduction of Intussusception in Nnewi, South‑East Nigeria. Nigerian Journal of General Practice, 18(2), 53-58. https://doi.org/10.60787/njgp.v18i2.57