Ta, Adigun, Brown Bj, and Amanor -Boadu Sd. 2018. “Oral Ketamine Use for Lumbar Puncture in Children Undergoing Intrathecal Chemotherapy in a Developing Country”. International Journal of Medical Science and Clinical invention 5 (7), 3921-24. https://doi.org/10.18535/ijmsci/v5i7.06.