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), pp. 3032–3038. doi: 10.18203/2320-6012.ijrms20193391.