Boni, L.S., Kondapalli, M., Kotni, V.S.L., Botta, V.S.K., Prasad, U. and Atla, B. 2019. Clinico-pathological and radiological correlation of CNS tumors along with role of Ki 67 proliferative index in grading Astrocytoma and Meningiomas. International Journal of Research in Medical Sciences. 7, 8 (Jul. 2019), 3032–3038. DOI:https://doi.org/10.18203/2320-6012.ijrms20193391.